12951567463 has 2 divisors, whose sum is σ = 12951567464. Its totient is φ = 12951567462.

The previous prime is 12951567443. The next prime is 12951567491. The reversal of 12951567463 is 36476515921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12951567463 - 2³³ = 4361632871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12951567443) 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, 6475783731 + 6475783732.

It is an arithmetic number, because the mean of its divisors is an integer number (6475783732).

Almost surely, 2^12951567463 is an apocalyptic number.

12951567463 is a deficient number, since it is larger than the sum of its proper divisors (1).

12951567463 is an equidigital number, since it uses as much as digits as its factorization.

12951567463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 49.

The spelling of 12951567463 in words is "twelve billion, nine hundred fifty-one million, five hundred sixty-seven thousand, four hundred sixty-three".