113256205725 has 48 divisors (see below), whose sum is σ = 201964073472. Its totient is φ = 55671202560.

The previous prime is 113256205723. The next prime is 113256205753. The reversal of 113256205725 is 527502652311.

It is not a de Polignac number, because 113256205725 - 2¹ = 113256205723 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113256205723) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 547732 + ... + 725618.

It is an arithmetic number, because the mean of its divisors is an integer number (4207584864).

Almost surely, 2^113256205725 is an apocalyptic number.

113256205725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113256205725 is a deficient number, since it is larger than the sum of its proper divisors (88707867747).

113256205725 is a wasteful number, since it uses less digits than its factorization.

113256205725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178566 (or 178561 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 113256205725 in words is "one hundred thirteen billion, two hundred fifty-six million, two hundred five thousand, seven hundred twenty-five".