117489159 has 24 divisors (see below), whose sum is σ = 181492272. Its totient is φ = 72979200.

The previous prime is 117489157. The next prime is 117489161. The reversal of 117489159 is 951984711.

It is a happy number.

117489159 is a `hidden beast` number, since 1 + 17 + 489 + 159 = 666.

It is an interprime number because it is at equal distance from previous prime (117489157) and next prime (117489161).

It is not a de Polignac number, because 117489159 - 2¹ = 117489157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117489157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11652 + ... + 19254.

It is an arithmetic number, because the mean of its divisors is an integer number (7562178).

Almost surely, 2^117489159 is an apocalyptic number.

117489159 is a deficient number, since it is larger than the sum of its proper divisors (64003113).

117489159 is a wasteful number, since it uses less digits than its factorization.

117489159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7727 (or 7724 counting only the distinct ones).

The product of its digits is 90720, while the sum is 45.

The square root of 117489159 is about 10839.2416247632. The cubic root of 117489159 is about 489.7779905002. Note that the first 3 decimals are identical.

The spelling of 117489159 in words is "one hundred seventeen million, four hundred eighty-nine thousand, one hundred fifty-nine".