113288525 has 12 divisors (see below), whose sum is σ = 160546272. Its totient is φ = 77683440.

The previous prime is 113288521. The next prime is 113288551. The reversal of 113288525 is 525882311.

It is not a de Polignac number, because 113288525 - 2² = 113288521 is a prime.

It is a super-3 number, since 3×113288525³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113288521) 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, 323507 + ... + 323856.

It is an arithmetic number, because the mean of its divisors is an integer number (13378856).

Almost surely, 2^113288525 is an apocalyptic number.

It is an amenable number.

113288525 is a deficient number, since it is larger than the sum of its proper divisors (47257747).

113288525 is an equidigital number, since it uses as much as digits as its factorization.

113288525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647380 (or 647375 counting only the distinct ones).

The product of its digits is 19200, while the sum is 35.

The square root of 113288525 is about 10643.7082353849. The cubic root of 113288525 is about 483.8699377887.

The spelling of 113288525 in words is "one hundred thirteen million, two hundred eighty-eight thousand, five hundred twenty-five".