112944857 has 2 divisors, whose sum is σ = 112944858. Its totient is φ = 112944856.

The previous prime is 112944779. The next prime is 112944893. The reversal of 112944857 is 758449211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72863296 + 40081561 = 8536^2 + 6331^2 .

It is a cyclic number.

It is not a de Polignac number, because 112944857 - 2¹⁶ = 112879321 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112940857) 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 as a sum of consecutive naturals, namely, 56472428 + 56472429.

It is an arithmetic number, because the mean of its divisors is an integer number (56472429).

Almost surely, 2^112944857 is an apocalyptic number.

It is an amenable number.

112944857 is a deficient number, since it is larger than the sum of its proper divisors (1).

112944857 is an equidigital number, since it uses as much as digits as its factorization.

112944857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 41.

The square root of 112944857 is about 10627.5517876885. The cubic root of 112944857 is about 483.3801587082.

The spelling of 112944857 in words is "one hundred twelve million, nine hundred forty-four thousand, eight hundred fifty-seven".