321414242394149 has 2 divisors, whose sum is σ = 321414242394150. Its totient is φ = 321414242394148.

The previous prime is 321414242394067. The next prime is 321414242394169. The reversal of 321414242394149 is 941493242414123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 321174785822500 + 239456571649 = 17921350^2 + 489343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321414242394149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 321414242394149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321414242394169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160707121197074 + 160707121197075.

It is an arithmetic number, because the mean of its divisors is an integer number (160707121197075).

Almost surely, 2^{321414242394149} is an apocalyptic number.

It is an amenable number.

321414242394149 is a deficient number, since it is larger than the sum of its proper divisors (1).

321414242394149 is an equidigital number, since it uses as much as digits as its factorization.

321414242394149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5971968, while the sum is 53.

The spelling of 321414242394149 in words is "three hundred twenty-one trillion, four hundred fourteen billion, two hundred forty-two million, three hundred ninety-four thousand, one hundred forty-nine".