113224025 has 6 divisors (see below), whose sum is σ = 140397822. Its totient is φ = 90579200.

The previous prime is 113224019. The next prime is 113224039. The reversal of 113224025 is 520422311.

It can be written as a sum of positive squares in 3 ways, for example, as 4313929 + 108910096 = 2077^2 + 10436^2 .

It is not a de Polignac number, because 113224025 - 2¹⁰ = 113223001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113223988 and 113224006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2264456 + ... + 2264505.

It is an arithmetic number, because the mean of its divisors is an integer number (23399637).

Almost surely, 2^113224025 is an apocalyptic number.

It is an amenable number.

113224025 is a deficient number, since it is larger than the sum of its proper divisors (27173797).

113224025 is an equidigital number, since it uses as much as digits as its factorization.

113224025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4528971 (or 4528966 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 113224025 is about 10640.6778449495. The cubic root of 113224025 is about 483.7780910759.

Adding to 113224025 its reverse (520422311), we get a palindrome (633646336).

The spelling of 113224025 in words is "one hundred thirteen million, two hundred twenty-four thousand, twenty-five".