12945445315087 has 2 divisors, whose sum is σ = 12945445315088. Its totient is φ = 12945445315086.

The previous prime is 12945445315079. The next prime is 12945445315139. The reversal of 12945445315087 is 78051354454921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12945445315087 - 2³ = 12945445315079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12945445312087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6472722657543 + 6472722657544.

It is an arithmetic number, because the mean of its divisors is an integer number (6472722657544).

Almost surely, 2^{12945445315087} is an apocalyptic number.

12945445315087 is a deficient number, since it is larger than the sum of its proper divisors (1).

12945445315087 is an equidigital number, since it uses as much as digits as its factorization.

12945445315087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192000, while the sum is 58.

The spelling of 12945445315087 in words is "twelve trillion, nine hundred forty-five billion, four hundred forty-five million, three hundred fifteen thousand, eighty-seven".