157 (number)

157 (one hundred fifty-seven) is a whole number. It comes after 156 and before 158.

 Mathematics 
157 is the 37th prime number.
It is a balanced prime, because it is exactly in the middle of the prime before it (151) and the prime after it (163).
157 is also an emirp, which means it is a prime number that becomes a different prime when its digits are reversed. The reverse of 157 is 751, which is also prime.

Category:Integers
Category:Prime numbers