117397164 has 48 divisors (see below), whose sum is σ = 281691648. Its totient is φ = 38035008.

The previous prime is 117397153. The next prime is 117397193. The reversal of 117397164 is 461793711.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91294 + ... + 92570.

It is an arithmetic number, because the mean of its divisors is an integer number (5868576).

Almost surely, 2^117397164 is an apocalyptic number.

It is an amenable number.

117397164 is an abundant number, since it is smaller than the sum of its proper divisors (164294484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117397164 is a wasteful number, since it uses less digits than its factorization.

117397164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494 (or 1492 counting only the distinct ones).

The product of its digits is 31752, while the sum is 39.

The square root of 117397164 is about 10834.9971850481. The cubic root of 117397164 is about 489.6501236916.

The spelling of 117397164 in words is "one hundred seventeen million, three hundred ninety-seven thousand, one hundred sixty-four".