112409203 has 4 divisors (see below), whose sum is σ = 113082480. Its totient is φ = 111735928.

The previous prime is 112409197. The next prime is 112409207. The reversal of 112409203 is 302904211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302904211 = 1823 ⋅166157.

It is a cyclic number.

It is not a de Polignac number, because 112409203 - 2²⁵ = 78854771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112409207) 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, 336388 + ... + 336721.

It is an arithmetic number, because the mean of its divisors is an integer number (28270620).

Almost surely, 2^112409203 is an apocalyptic number.

112409203 is a deficient number, since it is larger than the sum of its proper divisors (673277).

112409203 is an equidigital number, since it uses as much as digits as its factorization.

112409203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673276.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 112409203 is about 10602.3206421990. The cubic root of 112409203 is about 482.6147854373.

The spelling of 112409203 in words is "one hundred twelve million, four hundred nine thousand, two hundred three".