12304618919 has 2 divisors, whose sum is σ = 12304618920. Its totient is φ = 12304618918.

The previous prime is 12304618903. The next prime is 12304618961. The reversal of 12304618919 is 91981640321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12304618919 - 2⁴ = 12304618903 is a prime.

It is a super-2 number, since 2×12304618919² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12304618919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12304618019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6152309459 + 6152309460.

It is an arithmetic number, because the mean of its divisors is an integer number (6152309460).

Almost surely, 2^12304618919 is an apocalyptic number.

12304618919 is a deficient number, since it is larger than the sum of its proper divisors (1).

12304618919 is an equidigital number, since it uses as much as digits as its factorization.

12304618919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 44.

The spelling of 12304618919 in words is "twelve billion, three hundred four million, six hundred eighteen thousand, nine hundred nineteen".