117164930 has 16 divisors (see below), whose sum is σ = 218169720. Its totient is φ = 45249792.

The previous prime is 117164909. The next prime is 117164941. The reversal of 117164930 is 39461711.

117164930 = 1996² + 1997² + ... + 2024².

It can be written as a sum of positive squares in 4 ways, for example, as 109977169 + 7187761 = 10487^2 + 2681^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201719 + ... + 202298.

Almost surely, 2^117164930 is an apocalyptic number.

117164930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117164930 is a deficient number, since it is larger than the sum of its proper divisors (101004790).

117164930 is a wasteful number, since it uses less digits than its factorization.

117164930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404053.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 117164930 is about 10824.2750334607. The cubic root of 117164930 is about 489.3270367512.

The spelling of 117164930 in words is "one hundred seventeen million, one hundred sixty-four thousand, nine hundred thirty".