311302060087 has 2 divisors, whose sum is σ = 311302060088. Its totient is φ = 311302060086.

The previous prime is 311302060081. The next prime is 311302060169. The reversal of 311302060087 is 780060203113.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-311302060087 is a prime.

It is a super-2 number, since 2×311302060087² (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 (311302060081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155651030043 + 155651030044.

It is an arithmetic number, because the mean of its divisors is an integer number (155651030044).

Almost surely, 2^311302060087 is an apocalyptic number.

311302060087 is a deficient number, since it is larger than the sum of its proper divisors (1).

311302060087 is an equidigital number, since it uses as much as digits as its factorization.

311302060087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 311302060087 in words is "three hundred eleven billion, three hundred two million, sixty thousand, eighty-seven".