113543210125 has 16 divisors (see below), whose sum is σ = 141749612784. Its totient is φ = 90804000000.

The previous prime is 113543210117. The next prime is 113543210129. The reversal of 113543210125 is 521012345311.

It can be written as a sum of positive squares in 8 ways, for example, as 15360627844 + 98182582281 = 123938^2 + 313341^2 .

It is not a de Polignac number, because 113543210125 - 2³ = 113543210117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113543210093 and 113543210102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113543210129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223785 + ... + 526465.

It is an arithmetic number, because the mean of its divisors is an integer number (8859350799).

Almost surely, 2^113543210125 is an apocalyptic number.

It is an amenable number.

113543210125 is a deficient number, since it is larger than the sum of its proper divisors (28206402659).

113543210125 is an equidigital number, since it uses as much as digits as its factorization.

113543210125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305697 (or 305687 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 113543210125 its reverse (521012345311), we get a palindrome (634555555436).

The spelling of 113543210125 in words is "one hundred thirteen billion, five hundred forty-three million, two hundred ten thousand, one hundred twenty-five".