117788713 has 4 divisors (see below), whose sum is σ = 134615680. Its totient is φ = 100961748.

The previous prime is 117788701. The next prime is 117788717. The reversal of 117788713 is 317887711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 317887711 = 179 ⋅1775909.

It is a cyclic number.

It is not a de Polignac number, because 117788713 - 2¹³ = 117780521 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 117788713.

It is not an unprimeable number, because it can be changed into a prime (117788717) 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, 8413473 + ... + 8413486.

It is an arithmetic number, because the mean of its divisors is an integer number (33653920).

Almost surely, 2^117788713 is an apocalyptic number.

It is an amenable number.

117788713 is a deficient number, since it is larger than the sum of its proper divisors (16826967).

117788713 is an equidigital number, since it uses as much as digits as its factorization.

117788713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16826966.

The product of its digits is 65856, while the sum is 43.

The square root of 117788713 is about 10853.0508613938. The cubic root of 117788713 is about 490.1938882847.

The spelling of 117788713 in words is "one hundred seventeen million, seven hundred eighty-eight thousand, seven hundred thirteen".