14393278513 has 2 divisors, whose sum is σ = 14393278514. Its totient is φ = 14393278512.

The previous prime is 14393278511. The next prime is 14393278519. The reversal of 14393278513 is 31587239341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8254085904 + 6139192609 = 90852^2 + 78353^2 .

It is a cyclic number.

It is not a de Polignac number, because 14393278513 - 2¹ = 14393278511 is a prime.

Together with 14393278511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (14393278511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7196639256 + 7196639257.

It is an arithmetic number, because the mean of its divisors is an integer number (7196639257).

Almost surely, 2^14393278513 is an apocalyptic number.

It is an amenable number.

14393278513 is a deficient number, since it is larger than the sum of its proper divisors (1).

14393278513 is an equidigital number, since it uses as much as digits as its factorization.

14393278513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 46.

The spelling of 14393278513 in words is "fourteen billion, three hundred ninety-three million, two hundred seventy-eight thousand, five hundred thirteen".