117553156 has 36 divisors (see below), whose sum is σ = 240008076. Its totient is φ = 50232000.

The previous prime is 117553123. The next prime is 117553169. The reversal of 117553156 is 651355711.

It can be written as a sum of positive squares in 2 ways, for example, as 11669056 + 105884100 = 3416^2 + 10290^2 .

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

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, 89706 + ... + 91006.

It is an arithmetic number, because the mean of its divisors is an integer number (6666891).

Almost surely, 2^117553156 is an apocalyptic number.

It is an amenable number.

117553156 is an abundant number, since it is smaller than the sum of its proper divisors (122454920).

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

117553156 is a wasteful number, since it uses less digits than its factorization.

117553156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780 (or 1771 counting only the distinct ones).

The product of its digits is 15750, while the sum is 34.

The square root of 117553156 is about 10842.1933205417. The cubic root of 117553156 is about 489.8669026259.

The spelling of 117553156 in words is "one hundred seventeen million, five hundred fifty-three thousand, one hundred fifty-six".