13946314979 has 2 divisors, whose sum is σ = 13946314980. Its totient is φ = 13946314978.

The previous prime is 13946314933. The next prime is 13946315011. The reversal of 13946314979 is 97941364931.

It is a strong prime.

It is an emirp because it is prime and its reverse (97941364931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13946314979 - 2¹² = 13946310883 is a prime.

It is not a weakly prime, because it can be changed into another prime (13946314909) 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, 6973157489 + 6973157490.

It is an arithmetic number, because the mean of its divisors is an integer number (6973157490).

Almost surely, 2^13946314979 is an apocalyptic number.

13946314979 is a deficient number, since it is larger than the sum of its proper divisors (1).

13946314979 is an equidigital number, since it uses as much as digits as its factorization.

13946314979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4408992, while the sum is 56.

The spelling of 13946314979 in words is "thirteen billion, nine hundred forty-six million, three hundred fourteen thousand, nine hundred seventy-nine".