112437909 has 8 divisors (see below), whose sum is σ = 166574720. Its totient is φ = 74958588.

The previous prime is 112437907. The next prime is 112437917. The reversal of 112437909 is 909734211.

It is not a de Polignac number, because 112437909 - 2¹ = 112437907 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112437907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2082157 + ... + 2082210.

It is an arithmetic number, because the mean of its divisors is an integer number (20821840).

Almost surely, 2^112437909 is an apocalyptic number.

It is an amenable number.

112437909 is a deficient number, since it is larger than the sum of its proper divisors (54136811).

112437909 is an equidigital number, since it uses as much as digits as its factorization.

112437909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4164376 (or 4164370 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 112437909 is about 10603.6743160095. The cubic root of 112437909 is about 482.6558638085.

The spelling of 112437909 in words is "one hundred twelve million, four hundred thirty-seven thousand, nine hundred nine".