19006299913 has 2 divisors, whose sum is σ = 19006299914. Its totient is φ = 19006299912.

The previous prime is 19006299911. The next prime is 19006299959. The reversal of 19006299913 is 31999260091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18286611984 + 719687929 = 135228^2 + 26827^2 .

It is a cyclic number.

It is not a de Polignac number, because 19006299913 - 2¹ = 19006299911 is a prime.

It is a super-2 number, since 2×19006299913² (a number of 21 digits) contains 22 as substring.

Together with 19006299911, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (19006299911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9503149956 + 9503149957.

It is an arithmetic number, because the mean of its divisors is an integer number (9503149957).

Almost surely, 2^19006299913 is an apocalyptic number.

It is an amenable number.

19006299913 is a deficient number, since it is larger than the sum of its proper divisors (1).

19006299913 is an equidigital number, since it uses as much as digits as its factorization.

19006299913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 236196, while the sum is 49.

The spelling of 19006299913 in words is "nineteen billion, six million, two hundred ninety-nine thousand, nine hundred thirteen".