112673909 has 4 divisors (see below), whose sum is σ = 119301804. Its totient is φ = 106046016.

The previous prime is 112673881. The next prime is 112673927. The reversal of 112673909 is 909376211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 909376211 = 2011 ⋅452201.

It can be written as a sum of positive squares in 2 ways, for example, as 105001009 + 7672900 = 10247^2 + 2770^2 .

It is a cyclic number.

It is not a de Polignac number, because 112673909 - 2⁸ = 112673653 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112673929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3313922 + ... + 3313955.

It is an arithmetic number, because the mean of its divisors is an integer number (29825451).

Almost surely, 2^112673909 is an apocalyptic number.

It is an amenable number.

112673909 is a deficient number, since it is larger than the sum of its proper divisors (6627895).

112673909 is an equidigital number, since it uses as much as digits as its factorization.

112673909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6627894.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 112673909 is about 10614.7967008323. The cubic root of 112673909 is about 482.9933157804.

The spelling of 112673909 in words is "one hundred twelve million, six hundred seventy-three thousand, nine hundred nine".