112344409 has 2 divisors, whose sum is σ = 112344410. Its totient is φ = 112344408.

The previous prime is 112344391. The next prime is 112344431. The reversal of 112344409 is 904443211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62853184 + 49491225 = 7928^2 + 7035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112344409 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112344439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56172204 + 56172205.

It is an arithmetic number, because the mean of its divisors is an integer number (56172205).

Almost surely, 2^112344409 is an apocalyptic number.

It is an amenable number.

112344409 is a deficient number, since it is larger than the sum of its proper divisors (1).

112344409 is an equidigital number, since it uses as much as digits as its factorization.

112344409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 112344409 is about 10599.2645499582. The cubic root of 112344409 is about 482.5220393165.

The spelling of 112344409 in words is "one hundred twelve million, three hundred forty-four thousand, four hundred nine".