117911275 has 12 divisors (see below), whose sum is σ = 146363400. Its totient is φ = 94230080.

The previous prime is 117911257. The next prime is 117911327. The reversal of 117911275 is 572119711.

It is not a de Polignac number, because 117911275 - 2¹¹ = 117909227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117911275.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30396 + ... + 34054.

It is an arithmetic number, because the mean of its divisors is an integer number (12196950).

Almost surely, 2^117911275 is an apocalyptic number.

117911275 is a deficient number, since it is larger than the sum of its proper divisors (28452125).

117911275 is a wasteful number, since it uses less digits than its factorization.

117911275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4958 (or 4953 counting only the distinct ones).

The product of its digits is 4410, while the sum is 34.

The square root of 117911275 is about 10858.6958240850. The cubic root of 117911275 is about 490.3638488746.

The spelling of 117911275 in words is "one hundred seventeen million, nine hundred eleven thousand, two hundred seventy-five".