12319465141421 has 2 divisors, whose sum is σ = 12319465141422. Its totient is φ = 12319465141420.

The previous prime is 12319465141387. The next prime is 12319465141441. The reversal of 12319465141421 is 12414156491321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10565392698025 + 1754072443396 = 3250445^2 + 1324414^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12319465141421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12319465141441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6159732570710 + 6159732570711.

It is an arithmetic number, because the mean of its divisors is an integer number (6159732570711).

Almost surely, 2^{12319465141421} is an apocalyptic number.

It is an amenable number.

12319465141421 is a deficient number, since it is larger than the sum of its proper divisors (1).

12319465141421 is an equidigital number, since it uses as much as digits as its factorization.

12319465141421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 44.

The spelling of 12319465141421 in words is "twelve trillion, three hundred nineteen billion, four hundred sixty-five million, one hundred forty-one thousand, four hundred twenty-one".