321322893797 has 2 divisors, whose sum is σ = 321322893798. Its totient is φ = 321322893796.

The previous prime is 321322893767. The next prime is 321322893799. The reversal of 321322893797 is 797398223123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253639147876 + 67683745921 = 503626^2 + 260161^2 .

It is a cyclic number.

It is not a de Polignac number, because 321322893797 - 2³⁴ = 304143024613 is a prime.

Together with 321322893799, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321322893799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160661446898 + 160661446899.

It is an arithmetic number, because the mean of its divisors is an integer number (160661446899).

Almost surely, 2^321322893797 is an apocalyptic number.

It is an amenable number.

321322893797 is a deficient number, since it is larger than the sum of its proper divisors (1).

321322893797 is an equidigital number, since it uses as much as digits as its factorization.

321322893797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6858432, while the sum is 56.

The spelling of 321322893797 in words is "three hundred twenty-one billion, three hundred twenty-two million, eight hundred ninety-three thousand, seven hundred ninety-seven".