320031014325397 has 2 divisors, whose sum is σ = 320031014325398. Its totient is φ = 320031014325396.

The previous prime is 320031014325361. The next prime is 320031014325427. The reversal of 320031014325397 is 793523410130023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189288232338436 + 130742781986961 = 13758206^2 + 11434281^2 .

It is a cyclic number.

It is not a de Polignac number, because 320031014325397 - 2²⁷ = 320030880107669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320031014325097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160015507162698 + 160015507162699.

It is an arithmetic number, because the mean of its divisors is an integer number (160015507162699).

Almost surely, 2^{320031014325397} is an apocalyptic number.

It is an amenable number.

320031014325397 is a deficient number, since it is larger than the sum of its proper divisors (1).

320031014325397 is an equidigital number, since it uses as much as digits as its factorization.

320031014325397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 43.

The spelling of 320031014325397 in words is "three hundred twenty trillion, thirty-one billion, fourteen million, three hundred twenty-five thousand, three hundred ninety-seven".