113247337631 has 4 divisors (see below), whose sum is σ = 114305724072. Its totient is φ = 112188951192.

The previous prime is 113247337579. The next prime is 113247337639. The reversal of 113247337631 is 136733742311.

It is a happy number.

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 113247337631 - 2¹⁰ = 113247336607 is a prime.

It is a super-2 number, since 2×113247337631² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113247337639) 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, 529193060 + ... + 529193273.

It is an arithmetic number, because the mean of its divisors is an integer number (28576431018).

Almost surely, 2^113247337631 is an apocalyptic number.

113247337631 is a deficient number, since it is larger than the sum of its proper divisors (1058386441).

113247337631 is a wasteful number, since it uses less digits than its factorization.

113247337631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058386440.

The product of its digits is 190512, while the sum is 41.

The spelling of 113247337631 in words is "one hundred thirteen billion, two hundred forty-seven million, three hundred thirty-seven thousand, six hundred thirty-one".