112400291 has 2 divisors, whose sum is σ = 112400292. Its totient is φ = 112400290.

The previous prime is 112400273. The next prime is 112400341. The reversal of 112400291 is 192004211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112400291 - 2¹⁴ = 112383907 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112400261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56200145 + 56200146.

It is an arithmetic number, because the mean of its divisors is an integer number (56200146).

Almost surely, 2^112400291 is an apocalyptic number.

112400291 is a deficient number, since it is larger than the sum of its proper divisors (1).

112400291 is an equidigital number, since it uses as much as digits as its factorization.

112400291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 112400291 is about 10601.9003485224. The cubic root of 112400291 is about 482.6020309163.

The spelling of 112400291 in words is "one hundred twelve million, four hundred thousand, two hundred ninety-one".