117765315 has 24 divisors (see below), whose sum is σ = 208473408. Its totient is φ = 61470720.

The previous prime is 117765299. The next prime is 117765331. The reversal of 117765315 is 513567711.

117765315 is a `hidden beast` number, since 117 + 7 + 6 + 531 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (117765299) and next prime (117765331).

It is not a de Polignac number, because 117765315 - 2⁴ = 117765299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117765315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25726 + ... + 29955.

It is an arithmetic number, because the mean of its divisors is an integer number (8686392).

Almost surely, 2^117765315 is an apocalyptic number.

117765315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

117765315 is a deficient number, since it is larger than the sum of its proper divisors (90708093).

117765315 is a wasteful number, since it uses less digits than its factorization.

117765315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55739 (or 55736 counting only the distinct ones).

The product of its digits is 22050, while the sum is 36.

The square root of 117765315 is about 10851.9728621113. The cubic root of 117765315 is about 490.1614281397.

The spelling of 117765315 in words is "one hundred seventeen million, seven hundred sixty-five thousand, three hundred fifteen".