117882517 has 8 divisors (see below), whose sum is σ = 125788160. Its totient is φ = 110147040.

The previous prime is 117882511. The next prime is 117882551. The reversal of 117882517 is 715288711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117882517 - 2³ = 117882509 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 117882517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117882511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41109 + ... + 43882.

It is an arithmetic number, because the mean of its divisors is an integer number (15723520).

Almost surely, 2^117882517 is an apocalyptic number.

It is an amenable number.

117882517 is a deficient number, since it is larger than the sum of its proper divisors (7905643).

117882517 is an equidigital number, since it uses as much as digits as its factorization.

117882517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85083.

The product of its digits is 31360, while the sum is 40.

The square root of 117882517 is about 10857.3715511628. The cubic root of 117882517 is about 490.3239798285.

The spelling of 117882517 in words is "one hundred seventeen million, eight hundred eighty-two thousand, five hundred seventeen".