117385713 has 8 divisors (see below), whose sum is σ = 173904800. Its totient is φ = 78257124.

The previous prime is 117385699. The next prime is 117385717. The reversal of 117385713 is 317583711.

It is a happy number.

117385713 is a `hidden beast` number, since 11 + 73 + 8 + 571 + 3 = 666.

It is not a de Polignac number, because 117385713 - 2¹⁸ = 117123569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117385717) 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, 2173783 + ... + 2173836.

It is an arithmetic number, because the mean of its divisors is an integer number (21738100).

Almost surely, 2^117385713 is an apocalyptic number.

It is an amenable number.

117385713 is a deficient number, since it is larger than the sum of its proper divisors (56519087).

117385713 is an equidigital number, since it uses as much as digits as its factorization.

117385713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4347628 (or 4347622 counting only the distinct ones).

The product of its digits is 17640, while the sum is 36.

The square root of 117385713 is about 10834.4687456285. The cubic root of 117385713 is about 489.6342029042.

The spelling of 117385713 in words is "one hundred seventeen million, three hundred eighty-five thousand, seven hundred thirteen".