320413140244291 has 2 divisors, whose sum is σ = 320413140244292. Its totient is φ = 320413140244290.

The previous prime is 320413140244123. The next prime is 320413140244349. The reversal of 320413140244291 is 192442041314023.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320413140244291 is a prime.

It is not a weakly prime, because it can be changed into another prime (320413140241291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160206570122145 + 160206570122146.

It is an arithmetic number, because the mean of its divisors is an integer number (160206570122146).

Almost surely, 2^{320413140244291} is an apocalyptic number.

320413140244291 is a deficient number, since it is larger than the sum of its proper divisors (1).

320413140244291 is an equidigital number, since it uses as much as digits as its factorization.

320413140244291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 320413140244291 in words is "three hundred twenty trillion, four hundred thirteen billion, one hundred forty million, two hundred forty-four thousand, two hundred ninety-one".