117715256 has 8 divisors (see below), whose sum is σ = 220716120. Its totient is φ = 58857624.

The previous prime is 117715253. The next prime is 117715267. The reversal of 117715256 is 652517711.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117715253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7357196 + ... + 7357211.

It is an arithmetic number, because the mean of its divisors is an integer number (27589515).

Almost surely, 2^117715256 is an apocalyptic number.

It is an amenable number.

117715256 is a deficient number, since it is larger than the sum of its proper divisors (103000864).

117715256 is a wasteful number, since it uses less digits than its factorization.

117715256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14714413 (or 14714409 counting only the distinct ones).

The product of its digits is 14700, while the sum is 35.

The square root of 117715256 is about 10849.6661699796. Note that the first 3 decimals coincide. The cubic root of 117715256 is about 490.0919666336.

The spelling of 117715256 in words is "one hundred seventeen million, seven hundred fifteen thousand, two hundred fifty-six".