117152656 has 20 divisors (see below), whose sum is σ = 233119132. Its totient is φ = 56992896.

The previous prime is 117152653. The next prime is 117152687. The reversal of 117152656 is 656251711.

It can be written as a sum of positive squares in 2 ways, for example, as 99680256 + 17472400 = 9984^2 + 4180^2 .

It is not an unprimeable number, because it can be changed into a prime (117152653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98355 + ... + 99538.

Almost surely, 2^117152656 is an apocalyptic number.

117152656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

117152656 is a deficient number, since it is larger than the sum of its proper divisors (115966476).

117152656 is a wasteful number, since it uses less digits than its factorization.

117152656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197938 (or 197932 counting only the distinct ones).

The product of its digits is 12600, while the sum is 34.

The square root of 117152656 is about 10823.7080522342. The cubic root of 117152656 is about 489.3099491301.

The spelling of 117152656 in words is "one hundred seventeen million, one hundred fifty-two thousand, six hundred fifty-six".