13327381819 has 2 divisors, whose sum is σ = 13327381820. Its totient is φ = 13327381818.

The previous prime is 13327381789. The next prime is 13327381927. The reversal of 13327381819 is 91818372331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13327381819 - 2⁵ = 13327381787 is a prime.

It is a super-2 number, since 2×13327381819² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13327381519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6663690909 + 6663690910.

It is an arithmetic number, because the mean of its divisors is an integer number (6663690910).

Almost surely, 2^13327381819 is an apocalyptic number.

13327381819 is a deficient number, since it is larger than the sum of its proper divisors (1).

13327381819 is an equidigital number, since it uses as much as digits as its factorization.

13327381819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 46.

The spelling of 13327381819 in words is "thirteen billion, three hundred twenty-seven million, three hundred eighty-one thousand, eight hundred nineteen".