117319158 has 32 divisors (see below), whose sum is σ = 284411520. Its totient is φ = 35551080.

The previous prime is 117319151. The next prime is 117319183. The reversal of 117319158 is 851913711.

It is a hoax number, since the sum of its digits (36) 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 (117319151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98160 + ... + 99347.

It is an arithmetic number, because the mean of its divisors is an integer number (8887860).

Almost surely, 2^117319158 is an apocalyptic number.

117319158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

117319158 is an abundant number, since it is smaller than the sum of its proper divisors (167092362).

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

117319158 is a wasteful number, since it uses less digits than its factorization.

117319158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197529 (or 197523 counting only the distinct ones).

The product of its digits is 7560, while the sum is 36.

The square root of 117319158 is about 10831.3968628243. The cubic root of 117319158 is about 489.5416482986.

The spelling of 117319158 in words is "one hundred seventeen million, three hundred nineteen thousand, one hundred fifty-eight".