113257012145 has 32 divisors (see below), whose sum is σ = 145712286720. Its totient is φ = 84204789760.

The previous prime is 113257012117. The next prime is 113257012153. The reversal of 113257012145 is 541210752311.

It is not a de Polignac number, because 113257012145 - 2²² = 113252817841 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21451616 + ... + 21456894.

It is an arithmetic number, because the mean of its divisors is an integer number (4553508960).

Almost surely, 2^113257012145 is an apocalyptic number.

It is an amenable number.

113257012145 is a deficient number, since it is larger than the sum of its proper divisors (32455274575).

113257012145 is a wasteful number, since it uses less digits than its factorization.

113257012145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8425.

The product of its (nonzero) digits is 8400, while the sum is 32.

Adding to 113257012145 its reverse (541210752311), we get a palindrome (654467764456).

The spelling of 113257012145 in words is "one hundred thirteen billion, two hundred fifty-seven million, twelve thousand, one hundred forty-five".