112245149 has 4 divisors (see below), whose sum is σ = 114363036. Its totient is φ = 110127264.

The previous prime is 112245143. The next prime is 112245151. The reversal of 112245149 is 941542211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 941542211 = 47 ⋅20032813.

It can be written as a sum of positive squares in 2 ways, for example, as 56100100 + 56145049 = 7490^2 + 7493^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112245149 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 (112245143) 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, 1058864 + ... + 1058969.

It is an arithmetic number, because the mean of its divisors is an integer number (28590759).

Almost surely, 2^112245149 is an apocalyptic number.

It is an amenable number.

112245149 is a deficient number, since it is larger than the sum of its proper divisors (2117887).

112245149 is an equidigital number, since it uses as much as digits as its factorization.

112245149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2117886.

The product of its digits is 2880, while the sum is 29.

The square root of 112245149 is about 10594.5811148908. The cubic root of 112245149 is about 482.3798893848.

The spelling of 112245149 in words is "one hundred twelve million, two hundred forty-five thousand, one hundred forty-nine".