With prayers for a long and healthy life, Gandhi said, "Mukherjee is an inspiration for all who are in public life."
"His passion for his work and love for country is exemplary," she added.
Thanking him for the service to the nation in his long political journey and as the nation's President, Gandhi wished him long and happy life ahead.
Born in West Bengal on December 11, 1935, Mukherjee assumed office as the 13th President of India on July 25, 2012, crowning a political career of over five decades of exemplary service to the nation in government as well as Parliament.