112345439 has 2 divisors, whose sum is σ = 112345440. Its totient is φ = 112345438.

The previous prime is 112345417. The next prime is 112345459. The reversal of 112345439 is 934543211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112345439 - 2²⁴ = 95568223 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112345459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56172719 + 56172720.

It is an arithmetic number, because the mean of its divisors is an integer number (56172720).

Almost surely, 2^112345439 is an apocalyptic number.

112345439 is a deficient number, since it is larger than the sum of its proper divisors (1).

112345439 is an equidigital number, since it uses as much as digits as its factorization.

112345439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 112345439 is about 10599.3131381236. The cubic root of 112345439 is about 482.5235139372.

The spelling of 112345439 in words is "one hundred twelve million, three hundred forty-five thousand, four hundred thirty-nine".