Solution:The Second President of India (1962-1967), Dr. Sarvepalli Radhakrishnan, is known as the Philosopher king or the Philosopher Ruler.Dr Sarvepalli Radhakrishnan, a leader, politician, philosopher, and academic from India. He first served as India's vice president before becoming the nation's second president. Writing about, defending, and promoting his beliefs-which he referred to as Hinduism, Vedanta, and the religion of the Spirit was Radhakrishnan's life's work. He made an effort to show how his Hinduism was both morally and intellectually sound. His prose contains both Western and Indian components, and he seems at home in both Indian and Western intellectual traditions. As a result, Radhakrishnan has received appreciation in academic circles as a representation of Hinduism in the West.