117929317 has 16 divisors (see below), whose sum is σ = 130870080. Its totient is φ = 105376000.

The previous prime is 117929299. The next prime is 117929327. The reversal of 117929317 is 713929711.

It is a cyclic number.

It is not a de Polignac number, because 117929317 - 2²³ = 109540709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117929317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117929327) 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, 198573 + ... + 199165.

It is an arithmetic number, because the mean of its divisors is an integer number (8179380).

Almost surely, 2^117929317 is an apocalyptic number.

It is an amenable number.

117929317 is a deficient number, since it is larger than the sum of its proper divisors (12940763).

117929317 is a wasteful number, since it uses less digits than its factorization.

117929317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884.

The product of its digits is 23814, while the sum is 40.

The square root of 117929317 is about 10859.5265550575. The cubic root of 117929317 is about 490.3888583386.

The spelling of 117929317 in words is "one hundred seventeen million, nine hundred twenty-nine thousand, three hundred seventeen".