112558889 has 4 divisors (see below), whose sum is σ = 116440260. Its totient is φ = 108677520.

The previous prime is 112558883. The next prime is 112558891. The reversal of 112558889 is 988855211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 96196864 + 16362025 = 9808^2 + 4045^2 .

It is a cyclic number.

It is not a de Polignac number, because 112558889 - 2²⁰ = 111510313 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (112558883) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1940642 + ... + 1940699.

It is an arithmetic number, because the mean of its divisors is an integer number (29110065).

Almost surely, 2^112558889 is an apocalyptic number.

It is an amenable number.

112558889 is a deficient number, since it is larger than the sum of its proper divisors (3881371).

112558889 is an equidigital number, since it uses as much as digits as its factorization.

112558889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3881370.

The product of its digits is 230400, while the sum is 47.

The square root of 112558889 is about 10609.3774086890. The cubic root of 112558889 is about 482.8289097644.

The spelling of 112558889 in words is "one hundred twelve million, five hundred fifty-eight thousand, eight hundred eighty-nine".