117499817 has 8 divisors (see below), whose sum is σ = 119480832. Its totient is φ = 115528000.

The previous prime is 117499813. The next prime is 117499829. The reversal of 117499817 is 718994711.

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 117499817 - 2² = 117499813 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117499813) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26408 + ... + 30534.

It is an arithmetic number, because the mean of its divisors is an integer number (14935104).

Almost surely, 2^117499817 is an apocalyptic number.

It is an amenable number.

117499817 is a deficient number, since it is larger than the sum of its proper divisors (1981015).

117499817 is an equidigital number, since it uses as much as digits as its factorization.

117499817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4599.

The product of its digits is 127008, while the sum is 47.

The square root of 117499817 is about 10839.7332531756. The cubic root of 117499817 is about 489.7928000821.

The spelling of 117499817 in words is "one hundred seventeen million, four hundred ninety-nine thousand, eight hundred seventeen".