113423225 has 6 divisors (see below), whose sum is σ = 140644830. Its totient is φ = 90738560.

The previous prime is 113423213. The next prime is 113423231. The reversal of 113423225 is 522324311.

It can be written as a sum of positive squares in 3 ways, for example, as 1507984 + 111915241 = 1228^2 + 10579^2 .

It is not a de Polignac number, because 113423225 - 2⁴ = 113423209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113423225.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2268440 + ... + 2268489.

It is an arithmetic number, because the mean of its divisors is an integer number (23440805).

Almost surely, 2^113423225 is an apocalyptic number.

It is an amenable number.

113423225 is a deficient number, since it is larger than the sum of its proper divisors (27221605).

113423225 is an equidigital number, since it uses as much as digits as its factorization.

113423225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4536939 (or 4536934 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 113423225 is about 10650.0340375043. The cubic root of 113423225 is about 484.0616355379.

Adding to 113423225 its reverse (522324311), we get a palindrome (635747536).

The spelling of 113423225 in words is "one hundred thirteen million, four hundred twenty-three thousand, two hundred twenty-five".