113344225 has 6 divisors (see below), whose sum is σ = 140546870. Its totient is φ = 90675360.

The previous prime is 113344211. The next prime is 113344229. The reversal of 113344225 is 522443311.

It can be written as a sum of positive squares in 3 ways, for example, as 13184161 + 100160064 = 3631^2 + 10008^2 .

It is not a de Polignac number, because 113344225 - 2⁵ = 113344193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 4533769 = 113344225 / (1 + 1 + 3 + 3 + 4 + 4 + 2 + 2 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 113344225.

It is not an unprimeable number, because it can be changed into a prime (113344229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2266860 + ... + 2266909.

Almost surely, 2^113344225 is an apocalyptic number.

It is an amenable number.

113344225 is a deficient number, since it is larger than the sum of its proper divisors (27202645).

113344225 is an equidigital number, since it uses as much as digits as its factorization.

113344225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4533779 (or 4533774 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 113344225 is about 10646.3244831256. The cubic root of 113344225 is about 483.9492254297.

Adding to 113344225 its reverse (522443311), we get a palindrome (635787536).

It can be divided in two parts, 113344 and 225, that added together give a square (113569 = 337²).

The spelling of 113344225 in words is "one hundred thirteen million, three hundred forty-four thousand, two hundred twenty-five".