113211725 has 12 divisors (see below), whose sum is σ = 153144960. Its totient is φ = 82335600.

The previous prime is 113211667. The next prime is 113211739. The reversal of 113211725 is 527112311.

It is a de Polignac number, because none of the positive numbers 2^k-113211725 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 113211725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 205565 + ... + 206114.

It is an arithmetic number, because the mean of its divisors is an integer number (12762080).

Almost surely, 2^113211725 is an apocalyptic number.

It is an amenable number.

113211725 is a deficient number, since it is larger than the sum of its proper divisors (39933235).

113211725 is a wasteful number, since it uses less digits than its factorization.

113211725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411700 (or 411695 counting only the distinct ones).

The product of its digits is 420, while the sum is 23.

The square root of 113211725 is about 10640.0998585540. The cubic root of 113211725 is about 483.7605721615.

The spelling of 113211725 in words is "one hundred thirteen million, two hundred eleven thousand, seven hundred twenty-five".