117165739 has 2 divisors, whose sum is σ = 117165740. Its totient is φ = 117165738.

The previous prime is 117165733. The next prime is 117165767. The reversal of 117165739 is 937561711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117165739 - 2⁹ = 117165227 is a prime.

It is a super-2 number, since 2×117165739² = 27455620790832242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (117165733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58582869 + 58582870.

It is an arithmetic number, because the mean of its divisors is an integer number (58582870).

Almost surely, 2^117165739 is an apocalyptic number.

117165739 is a deficient number, since it is larger than the sum of its proper divisors (1).

117165739 is an equidigital number, since it uses as much as digits as its factorization.

117165739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39690, while the sum is 40.

The square root of 117165739 is about 10824.3124031044. The cubic root of 117165739 is about 489.3281629831.

The spelling of 117165739 in words is "one hundred seventeen million, one hundred sixty-five thousand, seven hundred thirty-nine".