113257012606 has 4 divisors (see below), whose sum is σ = 169885518912. Its totient is φ = 56628506302.

The previous prime is 113257012513. The next prime is 113257012607. The reversal of 113257012606 is 606210752311.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×113257012606² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113257012607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28314253150 + ... + 28314253153.

It is an arithmetic number, because the mean of its divisors is an integer number (42471379728).

Almost surely, 2^113257012606 is an apocalyptic number.

113257012606 is a deficient number, since it is larger than the sum of its proper divisors (56628506306).

113257012606 is an equidigital number, since it uses as much as digits as its factorization.

113257012606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56628506305.

The product of its (nonzero) digits is 15120, while the sum is 34.

Adding to 113257012606 its reverse (606210752311), we get a palindrome (719467764917).

The spelling of 113257012606 in words is "one hundred thirteen billion, two hundred fifty-seven million, twelve thousand, six hundred six".