117818108 has 12 divisors (see below), whose sum is σ = 210976920. Its totient is φ = 57538992.

The previous prime is 117818089. The next prime is 117818117. The reversal of 117818108 is 801818711.

It is a super-2 number, since 2×117818108² = 27762213145399328, 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, 342323 + ... + 342666.

It is an arithmetic number, because the mean of its divisors is an integer number (17581410).

Almost surely, 2^117818108 is an apocalyptic number.

It is an amenable number.

117818108 is a deficient number, since it is larger than the sum of its proper divisors (93158812).

117818108 is a wasteful number, since it uses less digits than its factorization.

117818108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685036 (or 685034 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 35.

The square root of 117818108 is about 10854.4050044210. The cubic root of 117818108 is about 490.2346620015.

The spelling of 117818108 in words is "one hundred seventeen million, eight hundred eighteen thousand, one hundred eight".