117144528 has 40 divisors (see below), whose sum is σ = 304394208. Its totient is φ = 38819712.

The previous prime is 117144527. The next prime is 117144607. The reversal of 117144528 is 825441711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117144527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1251 + ... + 15357.

Almost surely, 2^117144528 is an apocalyptic number.

It is an amenable number.

117144528 is an abundant number, since it is smaller than the sum of its proper divisors (187249680).

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

117144528 is a wasteful number, since it uses less digits than its factorization.

117144528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14291 (or 14285 counting only the distinct ones).

The product of its digits is 8960, while the sum is 33.

The square root of 117144528 is about 10823.3325736577. The cubic root of 117144528 is about 489.2986328316.

The spelling of 117144528 in words is "one hundred seventeen million, one hundred forty-four thousand, five hundred twenty-eight".