112125985 has 8 divisors (see below), whose sum is σ = 134658216. Its totient is φ = 89629440.

The previous prime is 112125929. The next prime is 112126057. The reversal of 112125985 is 589521211.

It can be written as a sum of positive squares in 4 ways, for example, as 358801 + 111767184 = 599^2 + 10572^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-112125985 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112125985.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1434 + ... + 15043.

It is an arithmetic number, because the mean of its divisors is an integer number (16832277).

Almost surely, 2^112125985 is an apocalyptic number.

It is an amenable number.

112125985 is a deficient number, since it is larger than the sum of its proper divisors (22532231).

112125985 is a wasteful number, since it uses less digits than its factorization.

112125985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17843.

The product of its digits is 7200, while the sum is 34.

The square root of 112125985 is about 10588.9558030998. The cubic root of 112125985 is about 482.2091242589.

The spelling of 112125985 in words is "one hundred twelve million, one hundred twenty-five thousand, nine hundred eighty-five".