312042440159 has 2 divisors, whose sum is σ = 312042440160. Its totient is φ = 312042440158.

The previous prime is 312042440117. The next prime is 312042440167. The reversal of 312042440159 is 951044240213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312042440159 - 2²⁰ = 312041391583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312042440459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156021220079 + 156021220080.

It is an arithmetic number, because the mean of its divisors is an integer number (156021220080).

Almost surely, 2^312042440159 is an apocalyptic number.

312042440159 is a deficient number, since it is larger than the sum of its proper divisors (1).

312042440159 is an equidigital number, since it uses as much as digits as its factorization.

312042440159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 312042440159 in words is "three hundred twelve billion, forty-two million, four hundred forty thousand, one hundred fifty-nine".