12254631062489 has 2 divisors, whose sum is σ = 12254631062490. Its totient is φ = 12254631062488.

The previous prime is 12254631062431. The next prime is 12254631062549. The reversal of 12254631062489 is 98426013645221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7570834795225 + 4683796267264 = 2751515^2 + 2164208^2 .

It is a cyclic number.

It is not a de Polignac number, because 12254631062489 - 2³⁶ = 12185911585753 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12254631062489.

It is not a weakly prime, because it can be changed into another prime (12254631061489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6127315531244 + 6127315531245.

It is an arithmetic number, because the mean of its divisors is an integer number (6127315531245).

Almost surely, 2^{12254631062489} is an apocalyptic number.

It is an amenable number.

12254631062489 is a deficient number, since it is larger than the sum of its proper divisors (1).

12254631062489 is an equidigital number, since it uses as much as digits as its factorization.

12254631062489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 12254631062489 in words is "twelve trillion, two hundred fifty-four billion, six hundred thirty-one million, sixty-two thousand, four hundred eighty-nine".