13719994807 has 2 divisors, whose sum is σ = 13719994808. Its totient is φ = 13719994806.

The previous prime is 13719994793. The next prime is 13719994817. The reversal of 13719994807 is 70849991731.

13719994807 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (70849991731) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13719994807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13719994817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6859997403 + 6859997404.

It is an arithmetic number, because the mean of its divisors is an integer number (6859997404).

Almost surely, 2^13719994807 is an apocalyptic number.

13719994807 is a deficient number, since it is larger than the sum of its proper divisors (1).

13719994807 is an equidigital number, since it uses as much as digits as its factorization.

13719994807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3429216, while the sum is 58.

The spelling of 13719994807 in words is "thirteen billion, seven hundred nineteen million, nine hundred ninety-four thousand, eight hundred seven".