13206239719 has 2 divisors, whose sum is σ = 13206239720. Its totient is φ = 13206239718.

The previous prime is 13206239699. The next prime is 13206239773. The reversal of 13206239719 is 91793260231.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13206239719 is a prime.

It is a super-2 number, since 2×13206239719² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13206239419) 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, 6603119859 + 6603119860.

It is an arithmetic number, because the mean of its divisors is an integer number (6603119860).

Almost surely, 2^13206239719 is an apocalyptic number.

13206239719 is a deficient number, since it is larger than the sum of its proper divisors (1).

13206239719 is an equidigital number, since it uses as much as digits as its factorization.

13206239719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 43.

The spelling of 13206239719 in words is "thirteen billion, two hundred six million, two hundred thirty-nine thousand, seven hundred nineteen".