113403103225 has 12 divisors (see below), whose sum is σ = 140710677100. Its totient is φ = 90663883200.

The previous prime is 113403103223. The next prime is 113403103237. The reversal of 113403103225 is 522301304311.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 2564713449 + 110838389776 = 50643^2 + 332924^2 .

It is not a de Polignac number, because 113403103225 - 2¹ = 113403103223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 113403103225.

It is not an unprimeable number, because it can be changed into a prime (113403103223) 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, 1425486 + ... + 1502935.

Almost surely, 2^113403103225 is an apocalyptic number.

It is an amenable number.

113403103225 is a deficient number, since it is larger than the sum of its proper divisors (27307573875).

113403103225 is a wasteful number, since it uses less digits than its factorization.

113403103225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2929980 (or 2929975 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 113403103225 its reverse (522301304311), we get a palindrome (635704407536).

The spelling of 113403103225 in words is "one hundred thirteen billion, four hundred three million, one hundred three thousand, two hundred twenty-five".