117511577113 has 4 divisors (see below), whose sum is σ = 134298945280. Its totient is φ = 100724208948.

The previous prime is 117511577089. The next prime is 117511577119. The reversal of 117511577113 is 311775115711.

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: 311775115711 = 29 ⋅10750866059.

It is a cyclic number.

It is not a de Polignac number, because 117511577113 - 2⁹ = 117511576601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117511577119) 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, 8393684073 + ... + 8393684086.

It is an arithmetic number, because the mean of its divisors is an integer number (33574736320).

Almost surely, 2^117511577113 is an apocalyptic number.

It is an amenable number.

117511577113 is a deficient number, since it is larger than the sum of its proper divisors (16787368167).

117511577113 is an equidigital number, since it uses as much as digits as its factorization.

117511577113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16787368166.

The product of its digits is 25725, while the sum is 40.

The spelling of 117511577113 in words is "one hundred seventeen billion, five hundred eleven million, five hundred seventy-seven thousand, one hundred thirteen".