112666525 has 12 divisors (see below), whose sum is σ = 139842612. Its totient is φ = 90045440.

The previous prime is 112666511. The next prime is 112666549. The reversal of 112666525 is 525666211.

It can be written as a sum of positive squares in 6 ways, for example, as 3944196 + 108722329 = 1986^2 + 10427^2 .

It is not a de Polignac number, because 112666525 - 2⁹ = 112666013 is a prime.

It is a Duffinian number.

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, 39549 + ... + 42301.

It is an arithmetic number, because the mean of its divisors is an integer number (11653551).

Almost surely, 2^112666525 is an apocalyptic number.

It is an amenable number.

112666525 is a deficient number, since it is larger than the sum of its proper divisors (27176087).

112666525 is a wasteful number, since it uses less digits than its factorization.

112666525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4400 (or 4395 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 112666525 is about 10614.4488787690. The cubic root of 112666525 is about 482.9827646818.

The spelling of 112666525 in words is "one hundred twelve million, six hundred sixty-six thousand, five hundred twenty-five".