12647252143 has 2 divisors, whose sum is σ = 12647252144. Its totient is φ = 12647252142.

The previous prime is 12647252129. The next prime is 12647252203. The reversal of 12647252143 is 34125274621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12647252143 - 2¹³ = 12647243951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12647252113) 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, 6323626071 + 6323626072.

It is an arithmetic number, because the mean of its divisors is an integer number (6323626072).

Almost surely, 2^12647252143 is an apocalyptic number.

12647252143 is a deficient number, since it is larger than the sum of its proper divisors (1).

12647252143 is an equidigital number, since it uses as much as digits as its factorization.

12647252143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 37.

The spelling of 12647252143 in words is "twelve billion, six hundred forty-seven million, two hundred fifty-two thousand, one hundred forty-three".