118113836717 has 4 divisors (see below), whose sum is σ = 118117470876. Its totient is φ = 118110202560.

The previous prime is 118113836713. The next prime is 118113836879. The reversal of 118113836717 is 717638311811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 717638311811 = 3187 ⋅225176753.

It can be written as a sum of positive squares in 2 ways, for example, as 70473789961 + 47640046756 = 265469^2 + 218266^2 .

It is a cyclic number.

It is not a de Polignac number, because 118113836717 - 2² = 118113836713 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118113836713) 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, 1767884 + ... + 1833477.

It is an arithmetic number, because the mean of its divisors is an integer number (29529367719).

Almost surely, 2^118113836717 is an apocalyptic number.

It is an amenable number.

118113836717 is a deficient number, since it is larger than the sum of its proper divisors (3634159).

118113836717 is an equidigital number, since it uses as much as digits as its factorization.

118113836717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3634158.

The product of its digits is 169344, while the sum is 47.

The spelling of 118113836717 in words is "one hundred eighteen billion, one hundred thirteen million, eight hundred thirty-six thousand, seven hundred seventeen".