10113639125 has 32 divisors (see below), whose sum is σ = 12958414560. Its totient is φ = 7876032000.

The previous prime is 10113639121. The next prime is 10113639139. The reversal of 10113639125 is 52193631101.

It can be written as a sum of positive squares in 16 ways, for example, as 9043629604 + 1070009521 = 95098^2 + 32711^2 .

It is not a de Polignac number, because 10113639125 - 2² = 10113639121 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10113639091 and 10113639100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10113639121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2606687 + ... + 2610563.

It is an arithmetic number, because the mean of its divisors is an integer number (404950455).

Almost surely, 2^10113639125 is an apocalyptic number.

It is an amenable number.

10113639125 is a deficient number, since it is larger than the sum of its proper divisors (2844775435).

10113639125 is an equidigital number, since it uses as much as digits as its factorization.

10113639125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4442 (or 4432 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 32.

The spelling of 10113639125 in words is "ten billion, one hundred thirteen million, six hundred thirty-nine thousand, one hundred twenty-five".