117018579 has 16 divisors (see below), whose sum is σ = 161602560. Its totient is φ = 75270720.

The previous prime is 117018571. The next prime is 117018589. The reversal of 117018579 is 975810711.

It is not a de Polignac number, because 117018579 - 2³ = 117018571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117018571) 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, 4167 + ... + 15855.

It is an arithmetic number, because the mean of its divisors is an integer number (10100160).

Almost surely, 2^117018579 is an apocalyptic number.

117018579 is a deficient number, since it is larger than the sum of its proper divisors (44583981).

117018579 is a wasteful number, since it uses less digits than its factorization.

117018579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11810.

The product of its (nonzero) digits is 17640, while the sum is 39.

The square root of 117018579 is about 10817.5126068796. The cubic root of 117018579 is about 489.1232119963.

The spelling of 117018579 in words is "one hundred seventeen million, eighteen thousand, five hundred seventy-nine".