117454165 has 4 divisors (see below), whose sum is σ = 140945004. Its totient is φ = 93963328.

The previous prime is 117454159. The next prime is 117454171. The reversal of 117454165 is 561454711.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (117454159) and next prime (117454171).

It can be written as a sum of positive squares in 2 ways, for example, as 19562929 + 97891236 = 4423^2 + 9894^2 .

It is a cyclic number.

It is not a de Polignac number, because 117454165 - 2³ = 117454157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117454165.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11745412 + ... + 11745421.

It is an arithmetic number, because the mean of its divisors is an integer number (35236251).

Almost surely, 2^117454165 is an apocalyptic number.

It is an amenable number.

117454165 is a deficient number, since it is larger than the sum of its proper divisors (23490839).

117454165 is an equidigital number, since it uses as much as digits as its factorization.

117454165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23490838.

The product of its digits is 16800, while the sum is 34.

The square root of 117454165 is about 10837.6272772226. The cubic root of 117454165 is about 489.7293590830.

The spelling of 117454165 in words is "one hundred seventeen million, four hundred fifty-four thousand, one hundred sixty-five".