323173371329 has 2 divisors, whose sum is σ = 323173371330. Its totient is φ = 323173371328.

The previous prime is 323173371281. The next prime is 323173371347. The reversal of 323173371329 is 923173371323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182608364929 + 140565006400 = 427327^2 + 374920^2 .

It is a cyclic number.

It is not a de Polignac number, because 323173371329 - 2²⁴ = 323156594113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 323173371329.

It is not a weakly prime, because it can be changed into another prime (323173371359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161586685664 + 161586685665.

It is an arithmetic number, because the mean of its divisors is an integer number (161586685665).

Almost surely, 2^323173371329 is an apocalyptic number.

It is an amenable number.

323173371329 is a deficient number, since it is larger than the sum of its proper divisors (1).

323173371329 is an equidigital number, since it uses as much as digits as its factorization.

323173371329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 428652, while the sum is 44.

The spelling of 323173371329 in words is "three hundred twenty-three billion, one hundred seventy-three million, three hundred seventy-one thousand, three hundred twenty-nine".