112643147009 has 2 divisors, whose sum is σ = 112643147010. Its totient is φ = 112643147008.

The previous prime is 112643146961. The next prime is 112643147033. The reversal of 112643147009 is 900741346211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68531386225 + 44111760784 = 261785^2 + 210028^2 .

It is a cyclic number.

It is not a de Polignac number, because 112643147009 - 2⁸ = 112643146753 is a prime.

It is not a weakly prime, because it can be changed into another prime (112643147909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56321573504 + 56321573505.

It is an arithmetic number, because the mean of its divisors is an integer number (56321573505).

Almost surely, 2^112643147009 is an apocalyptic number.

It is an amenable number.

112643147009 is a deficient number, since it is larger than the sum of its proper divisors (1).

112643147009 is an equidigital number, since it uses as much as digits as its factorization.

112643147009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 112643147009 in words is "one hundred twelve billion, six hundred forty-three million, one hundred forty-seven thousand, nine".