117124859 has 4 divisors (see below), whose sum is σ = 119334816. Its totient is φ = 114914904.

The previous prime is 117124841. The next prime is 117124871. The reversal of 117124859 is 958421711.

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

It is a cyclic number.

It is not a de Polignac number, because 117124859 - 2²⁰ = 116076283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117124159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1104899 + ... + 1105004.

It is an arithmetic number, because the mean of its divisors is an integer number (29833704).

Almost surely, 2^117124859 is an apocalyptic number.

117124859 is a deficient number, since it is larger than the sum of its proper divisors (2209957).

117124859 is an equidigital number, since it uses as much as digits as its factorization.

117124859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209956.

The product of its digits is 20160, while the sum is 38.

The square root of 117124859 is about 10822.4238967063. The cubic root of 117124859 is about 489.2712462814.

The spelling of 117124859 in words is "one hundred seventeen million, one hundred twenty-four thousand, eight hundred fifty-nine".