113916177691 has 4 divisors (see below), whose sum is σ = 113918185384. Its totient is φ = 113914170000.

The previous prime is 113916177689. The next prime is 113916177701. The reversal of 113916177691 is 196771619311.

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 113916177691 - 2¹ = 113916177689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113916177631) 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, 916185 + ... + 1033066.

It is an arithmetic number, because the mean of its divisors is an integer number (28479546346).

Almost surely, 2^113916177691 is an apocalyptic number.

113916177691 is a deficient number, since it is larger than the sum of its proper divisors (2007693).

113916177691 is an equidigital number, since it uses as much as digits as its factorization.

113916177691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007692.

The product of its digits is 428652, while the sum is 52.

The spelling of 113916177691 in words is "one hundred thirteen billion, nine hundred sixteen million, one hundred seventy-seven thousand, six hundred ninety-one".