12727319593 has 2 divisors, whose sum is σ = 12727319594. Its totient is φ = 12727319592.

The previous prime is 12727319519. The next prime is 12727319617. The reversal of 12727319593 is 39591372721.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9554476009 + 3172843584 = 97747^2 + 56328^2 .

It is a cyclic number.

It is not a de Polignac number, because 12727319593 - 2¹⁷ = 12727188521 is a prime.

It is not a weakly prime, because it can be changed into another prime (12727311593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6363659796 + 6363659797.

It is an arithmetic number, because the mean of its divisors is an integer number (6363659797).

Almost surely, 2^12727319593 is an apocalyptic number.

It is an amenable number.

12727319593 is a deficient number, since it is larger than the sum of its proper divisors (1).

12727319593 is an equidigital number, since it uses as much as digits as its factorization.

12727319593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 714420, while the sum is 49.

The spelling of 12727319593 in words is "twelve billion, seven hundred twenty-seven million, three hundred nineteen thousand, five hundred ninety-three".