13440000019 has 2 divisors, whose sum is σ = 13440000020. Its totient is φ = 13440000018.

The previous prime is 13439999987. The next prime is 13440000023. The reversal of 13440000019 is 91000004431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13440000019 - 2⁵ = 13439999987 is a prime.

It is a super-2 number, since 2×13440000019² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13440000089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6720000009 + 6720000010.

It is an arithmetic number, because the mean of its divisors is an integer number (6720000010).

Almost surely, 2^13440000019 is an apocalyptic number.

13440000019 is a deficient number, since it is larger than the sum of its proper divisors (1).

13440000019 is an equidigital number, since it uses as much as digits as its factorization.

13440000019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The spelling of 13440000019 in words is "thirteen billion, four hundred forty million, nineteen", and thus it is an aban number.