112989204 has 18 divisors (see below), whose sum is σ = 285611690. Its totient is φ = 37663056.

The previous prime is 112989193. The next prime is 112989211. The reversal of 112989204 is 402989211.

It can be written as a sum of positive squares in only one way, i.e., 110880900 + 2108304 = 10530^2 + 1452^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3138589 = 112989204 / (1 + 1 + 2 + 9 + 8 + 9 + 2 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1569259 + ... + 1569330.

Almost surely, 2^112989204 is an apocalyptic number.

It is an amenable number.

112989204 is an abundant number, since it is smaller than the sum of its proper divisors (172622486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112989204 is a wasteful number, since it uses less digits than its factorization.

112989204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3138599 (or 3138594 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 112989204 is about 10629.6379994805. The cubic root of 112989204 is about 483.4434156977.

It can be divided in two parts, 11298 and 9204, that added together give a palindrome (20502).

The spelling of 112989204 in words is "one hundred twelve million, nine hundred eighty-nine thousand, two hundred four".