117512768 has 28 divisors (see below), whose sum is σ = 235267500. Its totient is φ = 58232832.

The previous prime is 117512767. The next prime is 117512771. The reversal of 117512768 is 867215711.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 27793984 + 89718784 = 5272^2 + 9472^2 .

It is not an unprimeable number, because it can be changed into a prime (117512761) 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, 893 + ... + 15356.

Almost surely, 2^117512768 is an apocalyptic number.

It is an amenable number.

117512768 is an abundant number, since it is smaller than the sum of its proper divisors (117754732).

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

117512768 is a wasteful number, since it uses less digits than its factorization.

117512768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16374 (or 16364 counting only the distinct ones).

The product of its digits is 23520, while the sum is 38.

The square root of 117512768 is about 10840.3306222642. The cubic root of 117512768 is about 489.8107946449.

The spelling of 117512768 in words is "one hundred seventeen million, five hundred twelve thousand, seven hundred sixty-eight".