Well known for his highly disciplined and simple lifestyle in both personal and professional fronts, Rajkumar was also an avid Yoga, Pranayama and Carnatic music performer.
Dikenal karena gaya hidup sederhana dan sangat disiplinnya dalam hal pribadi dan profesional, Rajkumar juga merupakan seorang pemraktik Yoga, Pranayama dan penampil musik karnatik.