113510525 has 12 divisors (see below), whose sum is σ = 140890164. Its totient is φ = 90720000.

The previous prime is 113510521. The next prime is 113510539. The reversal of 113510525 is 525015311.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 2809 + 113507716 = 53^2 + 10654^2 .

It is not a de Polignac number, because 113510525 - 2² = 113510521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113510525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113510521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39125 + ... + 41925.

It is an arithmetic number, because the mean of its divisors is an integer number (11740847).

Almost surely, 2^113510525 is an apocalyptic number.

It is an amenable number.

113510525 is a deficient number, since it is larger than the sum of its proper divisors (27379639).

113510525 is a wasteful number, since it uses less digits than its factorization.

113510525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4432 (or 4427 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 113510525 is about 10654.1318276057. The cubic root of 113510525 is about 484.1857951284.

Adding to 113510525 its reverse (525015311), we get a palindrome (638525836).

The spelling of 113510525 in words is "one hundred thirteen million, five hundred ten thousand, five hundred twenty-five".