113759976509 has 2 divisors, whose sum is σ = 113759976510. Its totient is φ = 113759976508.

The previous prime is 113759976391. The next prime is 113759976521. The reversal of 113759976509 is 905679957311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106012104025 + 7747872484 = 325595^2 + 88022^2 .

It is a cyclic number.

It is not a de Polignac number, because 113759976509 - 2³⁶ = 45040499773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113759976709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56879988254 + 56879988255.

It is an arithmetic number, because the mean of its divisors is an integer number (56879988255).

Almost surely, 2^113759976509 is an apocalyptic number.

It is an amenable number.

113759976509 is a deficient number, since it is larger than the sum of its proper divisors (1).

113759976509 is an equidigital number, since it uses as much as digits as its factorization.

113759976509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16074450, while the sum is 62.

The spelling of 113759976509 in words is "one hundred thirteen billion, seven hundred fifty-nine million, nine hundred seventy-six thousand, five hundred nine".