117165528 has 40 divisors (see below), whose sum is σ = 328173780. Its totient is φ = 39054960.

The previous prime is 117165527. The next prime is 117165589. The reversal of 117165528 is 825561711.

117165528 is a `hidden beast` number, since 1 + 1 + 71 + 65 + 528 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 117165492 and 117165501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117165527) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 89758 + ... + 91053.

Almost surely, 2^117165528 is an apocalyptic number.

117165528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

117165528 is an abundant number, since it is smaller than the sum of its proper divisors (211008252).

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

117165528 is a wasteful number, since it uses less digits than its factorization.

117165528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180829 (or 180816 counting only the distinct ones).

The product of its digits is 16800, while the sum is 36.

The square root of 117165528 is about 10824.3026565225. The cubic root of 117165528 is about 489.3278692445.

The spelling of 117165528 in words is "one hundred seventeen million, one hundred sixty-five thousand, five hundred twenty-eight".