117216116 has 12 divisors (see below), whose sum is σ = 205988160. Its totient is φ = 58362360.

The previous prime is 117216109. The next prime is 117216157. The reversal of 117216116 is 611612711.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60350 + ... + 62261.

It is an arithmetic number, because the mean of its divisors is an integer number (17165680).

Almost surely, 2^117216116 is an apocalyptic number.

It is an amenable number.

117216116 is a deficient number, since it is larger than the sum of its proper divisors (88772044).

117216116 is a wasteful number, since it uses less digits than its factorization.

117216116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122854 (or 122852 counting only the distinct ones).

The product of its digits is 504, while the sum is 26.

The square root of 117216116 is about 10826.6391830521. The cubic root of 117216116 is about 489.3982840297.

Adding to 117216116 its reverse (611612711), we get a palindrome (728828827).

It can be divided in two parts, 11 and 7216116, that added together give a palindrome (7216127).

The spelling of 117216116 in words is "one hundred seventeen million, two hundred sixteen thousand, one hundred sixteen".