112455839 has 4 divisors (see below), whose sum is σ = 115495224. Its totient is φ = 109416456.

The previous prime is 112455797. The next prime is 112455857. The reversal of 112455839 is 938554211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112455839 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 (112455859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1519637 + ... + 1519710.

It is an arithmetic number, because the mean of its divisors is an integer number (28873806).

Almost surely, 2^112455839 is an apocalyptic number.

112455839 is a deficient number, since it is larger than the sum of its proper divisors (3039385).

112455839 is an equidigital number, since it uses as much as digits as its factorization.

112455839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3039384.

The product of its digits is 43200, while the sum is 38.

The square root of 112455839 is about 10604.5197439582. The cubic root of 112455839 is about 482.6815181445.

The spelling of 112455839 in words is "one hundred twelve million, four hundred fifty-five thousand, eight hundred thirty-nine".