311131301147 has 2 divisors, whose sum is σ = 311131301148. Its totient is φ = 311131301146.

The previous prime is 311131301087. The next prime is 311131301191. The reversal of 311131301147 is 741103131113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 311131301147 - 2²⁴ = 311114523931 is a prime.

It is not a weakly prime, because it can be changed into another prime (311131301347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155565650573 + 155565650574.

It is an arithmetic number, because the mean of its divisors is an integer number (155565650574).

Almost surely, 2^311131301147 is an apocalyptic number.

311131301147 is a deficient number, since it is larger than the sum of its proper divisors (1).

311131301147 is an equidigital number, since it uses as much as digits as its factorization.

311131301147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 26.

The spelling of 311131301147 in words is "three hundred eleven billion, one hundred thirty-one million, three hundred one thousand, one hundred forty-seven".