112145725657 has 4 divisors (see below), whose sum is σ = 128166543616. Its totient is φ = 96124907700.

The previous prime is 112145725631. The next prime is 112145725669. The reversal of 112145725657 is 756527541211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112145725657 - 2¹⁵ = 112145692889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112155725657) 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, 8010408969 + ... + 8010408982.

It is an arithmetic number, because the mean of its divisors is an integer number (32041635904).

Almost surely, 2^112145725657 is an apocalyptic number.

It is an amenable number.

112145725657 is a deficient number, since it is larger than the sum of its proper divisors (16020817959).

112145725657 is an equidigital number, since it uses as much as digits as its factorization.

112145725657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16020817958.

The product of its digits is 588000, while the sum is 46.

The spelling of 112145725657 in words is "one hundred twelve billion, one hundred forty-five million, seven hundred twenty-five thousand, six hundred fifty-seven".