12747571327 has 2 divisors, whose sum is σ = 12747571328. Its totient is φ = 12747571326.

The previous prime is 12747571303. The next prime is 12747571379. The reversal of 12747571327 is 72317574721.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12747571327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12747571027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6373785663 + 6373785664.

It is an arithmetic number, because the mean of its divisors is an integer number (6373785664).

Almost surely, 2^12747571327 is an apocalyptic number.

12747571327 is a deficient number, since it is larger than the sum of its proper divisors (1).

12747571327 is an equidigital number, since it uses as much as digits as its factorization.

12747571327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576240, while the sum is 46.

The spelling of 12747571327 in words is "twelve billion, seven hundred forty-seven million, five hundred seventy-one thousand, three hundred twenty-seven".