117331508 has 12 divisors (see below), whose sum is σ = 234663072. Its totient is φ = 50284920.

The previous prime is 117331507. The next prime is 117331519. The reversal of 117331508 is 805133711.

117331508 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117331507) 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, 2095178 + ... + 2095233.

It is an arithmetic number, because the mean of its divisors is an integer number (19555256).

Almost surely, 2^117331508 is an apocalyptic number.

It is an amenable number.

117331508 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

117331508 is a wasteful number, since it uses less digits than its factorization.

117331508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4190422 (or 4190420 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 117331508 is about 10831.9669497280. The cubic root of 117331508 is about 489.5588254511.

The spelling of 117331508 in words is "one hundred seventeen million, three hundred thirty-one thousand, five hundred eight".