117718612 has 12 divisors (see below), whose sum is σ = 224735616. Its totient is φ = 53508440.

The previous prime is 117718607. The next prime is 117718633. The reversal of 117718612 is 216817711.

It is a super-2 number, since 2×117718612² = 27715343222413088, which contains 22 as substring.

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, 1337668 + ... + 1337755.

It is an arithmetic number, because the mean of its divisors is an integer number (18727968).

Almost surely, 2^117718612 is an apocalyptic number.

It is an amenable number.

117718612 is a deficient number, since it is larger than the sum of its proper divisors (107017004).

117718612 is a wasteful number, since it uses less digits than its factorization.

117718612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2675438 (or 2675436 counting only the distinct ones).

The product of its digits is 4704, while the sum is 34.

The square root of 117718612 is about 10849.8208280137. The cubic root of 117718612 is about 490.0966240107.

Subtracting 117718612 from its reverse (216817711), we obtain a palindrome (99099099).

The spelling of 117718612 in words is "one hundred seventeen million, seven hundred eighteen thousand, six hundred twelve".