Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
List of districts of Nepal
Table title:
Province No. 1
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Name </th><th colspan=1 rowspan=1 > Nepali </th><th colspan=1 rowspan=1 > Headquarters </th><th colspan=1 rowspan=1 > Area (km²) </th><th colspan=1 rowspan=1 > Population (2011) </th><th colspan=1 rowspan=1 > Website </th></tr>
<tr> <td colspan=1 rowspan=1 > Bhojpur District </td><td colspan=1 rowspan=1 > भोजपुर जिल्ला </td><td colspan=1 rowspan=1 > Bhojpur </td><td colspan=1 rowspan=1 > 1,507 </td><td colspan=1 rowspan=1 > 182,459 </td><td colspan=1 rowspan=1 > [1] </td></tr>
<tr> <td colspan=1 rowspan=1 > Dhankuta District </td><td colspan=1 rowspan=1 > धनकुटा जिल्ला </td><td colspan=1 rowspan=1 > Dhankuta </td><td colspan=1 rowspan=1 > 892 </td><td colspan=1 rowspan=1 > 163,412 </td><td colspan=1 rowspan=1 > [2] </td></tr>
<tr> <td colspan=1 rowspan=1 > Ilam District </td><td colspan=1 rowspan=1 > इलाम जिल्ला </td><td colspan=1 rowspan=1 > Ilam </td><td colspan=1 rowspan=1 > 1,703 </td><td colspan=1 rowspan=1 > 290,254 </td><td colspan=1 rowspan=1 > [3] </td></tr>
<tr> <td colspan=1 rowspan=1 > Jhapa District </td><td colspan=1 rowspan=1 > झापा जिल्ला </td><td colspan=1 rowspan=1 > Bhadrapur </td><td colspan=1 rowspan=1 > 1,606 </td><td colspan=1 rowspan=1 > 812,650 </td><td colspan=1 rowspan=1 > [4] </td></tr>
<tr> <td colspan=1 rowspan=1 > Khotang District </td><td colspan=1 rowspan=1 > खोटाँग जिल्ला </td><td colspan=1 rowspan=1 > Diktel </td><td colspan=1 rowspan=1 > 1,591 </td><td colspan=1 rowspan=1 > 206,312 </td><td colspan=1 rowspan=1 > [5] </td></tr>
<tr> <td colspan=1 rowspan=1 > Morang District </td><td colspan=1 rowspan=1 > मोरंग जिल्ला </td><td colspan=1 rowspan=1 > Biratnagar </td><td colspan=1 rowspan=1 > 1,855 </td><td colspan=1 rowspan=1 > 965,370 </td><td colspan=1 rowspan=1 > [6] </td></tr>
<tr> <td colspan=1 rowspan=1 > Okhaldhunga District </td><td colspan=1 rowspan=1 > ओखलढुंगा जिल्ला </td><td colspan=1 rowspan=1 > Siddhicharan </td><td colspan=1 rowspan=1 > 1,074 </td><td colspan=1 rowspan=1 > 147,984 </td><td colspan=1 rowspan=1 > [7] </td></tr>
<tr> <td colspan=1 rowspan=1 > Panchthar District </td><td colspan=1 rowspan=1 > पांचथर जिल्ला </td><td colspan=1 rowspan=1 > Phidim </td><td colspan=1 rowspan=1 > 1,241 </td><td colspan=1 rowspan=1 > 191,817 </td><td colspan=1 rowspan=1 > [8] </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Sankhuwasabha District </td><td class="highlighted"  colspan=1 rowspan=1 > संखुवासभा जिल्ला </td><td colspan=1 rowspan=1 > Khandbari </td><td colspan=1 rowspan=1 > 3,480 </td><td colspan=1 rowspan=1 > 158,742 </td><td colspan=1 rowspan=1 > [9] </td></tr>
<tr> <td colspan=1 rowspan=1 > Solukhumbu District </td><td colspan=1 rowspan=1 > सोलुखुम्बू जिल्ला </td><td colspan=1 rowspan=1 > Salleri </td><td colspan=1 rowspan=1 > 3,312 </td><td colspan=1 rowspan=1 > 105,886 </td><td colspan=1 rowspan=1 > [10] </td></tr>
<tr> <td colspan=1 rowspan=1 > Sunsari District </td><td colspan=1 rowspan=1 > सुनसरी जिल्ला </td><td colspan=1 rowspan=1 > Inaruwa </td><td colspan=1 rowspan=1 > 1,257 </td><td colspan=1 rowspan=1 > 763,497 </td><td colspan=1 rowspan=1 > [11] </td></tr>
<tr> <td colspan=1 rowspan=1 > Taplejung District </td><td colspan=1 rowspan=1 > ताप्लेजुंग जिल्ला </td><td colspan=1 rowspan=1 > Taplejung </td><td colspan=1 rowspan=1 > 3,646 </td><td colspan=1 rowspan=1 > 127,461 </td><td colspan=1 rowspan=1 > [12] </td></tr>
<tr> <td colspan=1 rowspan=1 > Terhathum District </td><td colspan=1 rowspan=1 > तेह्रथुम जिल्ला </td><td colspan=1 rowspan=1 > Myanglung </td><td colspan=1 rowspan=1 > 679 </td><td colspan=1 rowspan=1 > 113,111 </td><td colspan=1 rowspan=1 > [13] </td></tr>
<tr> <td colspan=1 rowspan=1 > Udayapur District </td><td colspan=1 rowspan=1 > उदयपुर जिल्ला </td><td colspan=1 rowspan=1 > Gaighat </td><td colspan=1 rowspan=1 > 2,063 </td><td colspan=1 rowspan=1 > 317,532 </td><td colspan=1 rowspan=1 > [14] </td></tr>
<tr> <th colspan=1 rowspan=1 > Province No. 1 </th><th colspan=1 rowspan=1 > प्रदेश नं० १ </th><th colspan=1 rowspan=1 > Biratnagar </th><th colspan=1 rowspan=1 > 25,905 km2 </th><th colspan=1 rowspan=1 > 4,534,943 </th><th colspan=1 rowspan=1 > [15] </th></tr>
</table>
Question:
What are the largest districts in Nepal's province No. 1?
Answer:
Jhapa District has the largest population of 812,650 and Taplejung District has the largest area of 3,646 square kilometers.