12462954617 has 2 divisors, whose sum is σ = 12462954618. Its totient is φ = 12462954616.

The previous prime is 12462954587. The next prime is 12462954649. The reversal of 12462954617 is 71645926421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10511170576 + 1951784041 = 102524^2 + 44179^2 .

It is an emirp because it is prime and its reverse (71645926421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12462954617 - 2¹⁰ = 12462953593 is a prime.

It is not a weakly prime, because it can be changed into another prime (12462954697) 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, 6231477308 + 6231477309.

It is an arithmetic number, because the mean of its divisors is an integer number (6231477309).

Almost surely, 2^12462954617 is an apocalyptic number.

It is an amenable number.

12462954617 is a deficient number, since it is larger than the sum of its proper divisors (1).

12462954617 is an equidigital number, since it uses as much as digits as its factorization.

12462954617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 47.

The spelling of 12462954617 in words is "twelve billion, four hundred sixty-two million, nine hundred fifty-four thousand, six hundred seventeen".