112444209 has 12 divisors (see below), whose sum is σ = 164028852. Its totient is φ = 74220000.

The previous prime is 112444201. The next prime is 112444219. The reversal of 112444209 is 902444211.

It is a happy number.

112444209 is a `hidden beast` number, since 1 + 12 + 444 + 209 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 65658609 + 46785600 = 8103^2 + 6840^2 .

It is not a de Polignac number, because 112444209 - 2³ = 112444201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112444201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60942 + ... + 62759.

It is an arithmetic number, because the mean of its divisors is an integer number (13669071).

Almost surely, 2^112444209 is an apocalyptic number.

It is an amenable number.

112444209 is a deficient number, since it is larger than the sum of its proper divisors (51584643).

112444209 is a wasteful number, since it uses less digits than its factorization.

112444209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123808 (or 123805 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 112444209 is about 10603.9713786864. The cubic root of 112444209 is about 482.6648781916.

The spelling of 112444209 in words is "one hundred twelve million, four hundred forty-four thousand, two hundred nine".