311103232147 has 2 divisors, whose sum is σ = 311103232148. Its totient is φ = 311103232146.

The previous prime is 311103232079. The next prime is 311103232157. The reversal of 311103232147 is 741232301113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 311103232147 - 2⁷ = 311103232019 is a prime.

It is not a weakly prime, because it can be changed into another prime (311103232157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155551616073 + 155551616074.

It is an arithmetic number, because the mean of its divisors is an integer number (155551616074).

Almost surely, 2^311103232147 is an apocalyptic number.

311103232147 is a deficient number, since it is larger than the sum of its proper divisors (1).

311103232147 is an equidigital number, since it uses as much as digits as its factorization.

311103232147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The spelling of 311103232147 in words is "three hundred eleven billion, one hundred three million, two hundred thirty-two thousand, one hundred forty-seven".