12675726571 has 2 divisors, whose sum is σ = 12675726572. Its totient is φ = 12675726570.

The previous prime is 12675726563. The next prime is 12675726587. The reversal of 12675726571 is 17562757621.

It is a weak prime.

It is an emirp because it is prime and its reverse (17562757621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12675726571 - 2³ = 12675726563 is a prime.

It is not a weakly prime, because it can be changed into another prime (12675126571) 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, 6337863285 + 6337863286.

It is an arithmetic number, because the mean of its divisors is an integer number (6337863286).

Almost surely, 2^12675726571 is an apocalyptic number.

12675726571 is a deficient number, since it is larger than the sum of its proper divisors (1).

12675726571 is an equidigital number, since it uses as much as digits as its factorization.

12675726571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1234800, while the sum is 49.

The spelling of 12675726571 in words is "twelve billion, six hundred seventy-five million, seven hundred twenty-six thousand, five hundred seventy-one".