113872917525 has 12 divisors (see below), whose sum is σ = 188269890432. Its totient is φ = 60732222640.

The previous prime is 113872917451. The next prime is 113872917559. The reversal of 113872917525 is 525719278311.

It is a happy number.

It is not a de Polignac number, because 113872917525 - 2²¹ = 113870820373 is a prime.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 759152709 + ... + 759152858.

It is an arithmetic number, because the mean of its divisors is an integer number (15689157536).

Almost surely, 2^113872917525 is an apocalyptic number.

113872917525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113872917525 is a deficient number, since it is larger than the sum of its proper divisors (74396972907).

113872917525 is a wasteful number, since it uses less digits than its factorization.

113872917525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518305580 (or 1518305575 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 51.

The spelling of 113872917525 in words is "one hundred thirteen billion, eight hundred seventy-two million, nine hundred seventeen thousand, five hundred twenty-five".