311541023159 has 2 divisors, whose sum is σ = 311541023160. Its totient is φ = 311541023158.

The previous prime is 311541023089. The next prime is 311541023173. The reversal of 311541023159 is 951320145113.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-311541023159 is a prime.

It is a super-2 number, since 2×311541023159² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311541043159) 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, 155770511579 + 155770511580.

It is an arithmetic number, because the mean of its divisors is an integer number (155770511580).

Almost surely, 2^311541023159 is an apocalyptic number.

311541023159 is a deficient number, since it is larger than the sum of its proper divisors (1).

311541023159 is an equidigital number, since it uses as much as digits as its factorization.

311541023159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 35.

The spelling of 311541023159 in words is "three hundred eleven billion, five hundred forty-one million, twenty-three thousand, one hundred fifty-nine".