113780909522 has 12 divisors (see below), whose sum is σ = 198536076990. Its totient is φ = 48763246896.

The previous prime is 113780909447. The next prime is 113780909527. The reversal of 113780909522 is 225909087311.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 85029976801 + 28750932721 = 291599^2 + 169561^2 .

It is not an unprimeable number, because it can be changed into a prime (113780909527) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 580514747 + ... + 580514942.

Almost surely, 2^113780909522 is an apocalyptic number.

113780909522 is a deficient number, since it is larger than the sum of its proper divisors (84755167468).

113780909522 is a wasteful number, since it uses less digits than its factorization.

113780909522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161029705 (or 1161029698 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 47.

The spelling of 113780909522 in words is "one hundred thirteen billion, seven hundred eighty million, nine hundred nine thousand, five hundred twenty-two".