321434103379 has 2 divisors, whose sum is σ = 321434103380. Its totient is φ = 321434103378.

The previous prime is 321434103329. The next prime is 321434103407. The reversal of 321434103379 is 973301434123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321434103379 is a prime.

It is not a weakly prime, because it can be changed into another prime (321434103329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160717051689 + 160717051690.

It is an arithmetic number, because the mean of its divisors is an integer number (160717051690).

Almost surely, 2^321434103379 is an apocalyptic number.

321434103379 is a deficient number, since it is larger than the sum of its proper divisors (1).

321434103379 is an equidigital number, since it uses as much as digits as its factorization.

321434103379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 40.

The spelling of 321434103379 in words is "three hundred twenty-one billion, four hundred thirty-four million, one hundred three thousand, three hundred seventy-nine".