321420234134359 has 2 divisors, whose sum is σ = 321420234134360. Its totient is φ = 321420234134358.

The previous prime is 321420234134309. The next prime is 321420234134513. The reversal of 321420234134359 is 953431432024123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321420234134359 - 2¹⁵ = 321420234101591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321420234134309) 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, 160710117067179 + 160710117067180.

It is an arithmetic number, because the mean of its divisors is an integer number (160710117067180).

Almost surely, 2^{321420234134359} is an apocalyptic number.

321420234134359 is a deficient number, since it is larger than the sum of its proper divisors (1).

321420234134359 is an equidigital number, since it uses as much as digits as its factorization.

321420234134359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 321420234134359 in words is "three hundred twenty-one trillion, four hundred twenty billion, two hundred thirty-four million, one hundred thirty-four thousand, three hundred fifty-nine".