19004689307 has 2 divisors, whose sum is σ = 19004689308. Its totient is φ = 19004689306.

The previous prime is 19004689303. The next prime is 19004689337. The reversal of 19004689307 is 70398640091.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19004689307 - 2² = 19004689303 is a prime.

It is a super-2 number, since 2×19004689307² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (19004689303) 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, 9502344653 + 9502344654.

It is an arithmetic number, because the mean of its divisors is an integer number (9502344654).

Almost surely, 2^19004689307 is an apocalyptic number.

19004689307 is a deficient number, since it is larger than the sum of its proper divisors (1).

19004689307 is an equidigital number, since it uses as much as digits as its factorization.

19004689307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 47.

The spelling of 19004689307 in words is "nineteen billion, four million, six hundred eighty-nine thousand, three hundred seven".