117974156 has 12 divisors (see below), whose sum is σ = 206853192. Its totient is φ = 58873248.

The previous prime is 117974141. The next prime is 117974209. The reversal of 117974156 is 651479711.

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, 26105 + ... + 30288.

It is an arithmetic number, because the mean of its divisors is an integer number (17237766).

Almost surely, 2^117974156 is an apocalyptic number.

It is an amenable number.

117974156 is a deficient number, since it is larger than the sum of its proper divisors (88879036).

117974156 is a wasteful number, since it uses less digits than its factorization.

117974156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56920 (or 56918 counting only the distinct ones).

The product of its digits is 52920, while the sum is 41.

The square root of 117974156 is about 10861.5908595380. The cubic root of 117974156 is about 490.4510022294.

The spelling of 117974156 in words is "one hundred seventeen million, nine hundred seventy-four thousand, one hundred fifty-six".