12163567859 has 2 divisors, whose sum is σ = 12163567860. Its totient is φ = 12163567858.

The previous prime is 12163567709. The next prime is 12163567873. The reversal of 12163567859 is 95876536121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12163567859 - 2³² = 7868600563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12163567859.

It is not a weakly prime, because it can be changed into another prime (12163507859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6081783929 + 6081783930.

It is an arithmetic number, because the mean of its divisors is an integer number (6081783930).

Almost surely, 2^12163567859 is an apocalyptic number.

12163567859 is a deficient number, since it is larger than the sum of its proper divisors (1).

12163567859 is an equidigital number, since it uses as much as digits as its factorization.

12163567859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 53.

The spelling of 12163567859 in words is "twelve billion, one hundred sixty-three million, five hundred sixty-seven thousand, eight hundred fifty-nine".