117910329 has 16 divisors (see below), whose sum is σ = 163905024. Its totient is φ = 75312000.

The previous prime is 117910327. The next prime is 117910367. The reversal of 117910329 is 923019711.

It is not a de Polignac number, because 117910329 - 2¹ = 117910327 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 117910329.

It is not an unprimeable number, because it can be changed into a prime (117910321) 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, 3117 + ... + 15669.

It is an arithmetic number, because the mean of its divisors is an integer number (10244064).

Almost surely, 2^117910329 is an apocalyptic number.

It is an amenable number.

117910329 is a deficient number, since it is larger than the sum of its proper divisors (45994695).

117910329 is a wasteful number, since it uses less digits than its factorization.

117910329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12688.

The product of its (nonzero) digits is 3402, while the sum is 33.

The square root of 117910329 is about 10858.6522644387. The cubic root of 117910329 is about 490.3625374777.

The spelling of 117910329 in words is "one hundred seventeen million, nine hundred ten thousand, three hundred twenty-nine".