321410239917097 has 2 divisors, whose sum is σ = 321410239917098. Its totient is φ = 321410239917096.

The previous prime is 321410239917071. The next prime is 321410239917157. The reversal of 321410239917097 is 790719932014123.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229565406805056 + 91844833112041 = 15151416^2 + 9583571^2 .

It is a cyclic number.

It is not a de Polignac number, because 321410239917097 - 2³⁵ = 321375880178729 is a prime.

It is not a weakly prime, because it can be changed into another prime (321410239917047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160705119958548 + 160705119958549.

It is an arithmetic number, because the mean of its divisors is an integer number (160705119958549).

Almost surely, 2^{321410239917097} is an apocalyptic number.

It is an amenable number.

321410239917097 is a deficient number, since it is larger than the sum of its proper divisors (1).

321410239917097 is an equidigital number, since it uses as much as digits as its factorization.

321410239917097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5143824, while the sum is 58.

The spelling of 321410239917097 in words is "three hundred twenty-one trillion, four hundred ten billion, two hundred thirty-nine million, nine hundred seventeen thousand, ninety-seven".