12727319519 has 2 divisors, whose sum is σ = 12727319520. Its totient is φ = 12727319518.

The previous prime is 12727319489. The next prime is 12727319593. The reversal of 12727319519 is 91591372721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12727319519 - 2²⁸ = 12458884063 is a prime.

It is a super-2 number, since 2×12727319519² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12727319419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6363659759 + 6363659760.

It is an arithmetic number, because the mean of its divisors is an integer number (6363659760).

Almost surely, 2^12727319519 is an apocalyptic number.

12727319519 is a deficient number, since it is larger than the sum of its proper divisors (1).

12727319519 is an equidigital number, since it uses as much as digits as its factorization.

12727319519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238140, while the sum is 47.

The spelling of 12727319519 in words is "twelve billion, seven hundred twenty-seven million, three hundred nineteen thousand, five hundred nineteen".