12486261017 has 2 divisors, whose sum is σ = 12486261018. Its totient is φ = 12486261016.

The previous prime is 12486260921. The next prime is 12486261061. The reversal of 12486261017 is 71016268421.

12486261017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8585134336 + 3901126681 = 92656^2 + 62459^2 .

It is a cyclic number.

It is not a de Polignac number, because 12486261017 - 2¹⁰ = 12486259993 is a prime.

It is not a weakly prime, because it can be changed into another prime (12486261517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6243130508 + 6243130509.

It is an arithmetic number, because the mean of its divisors is an integer number (6243130509).

Almost surely, 2^12486261017 is an apocalyptic number.

It is an amenable number.

12486261017 is a deficient number, since it is larger than the sum of its proper divisors (1).

12486261017 is an equidigital number, since it uses as much as digits as its factorization.

12486261017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 12486261017 in words is "twelve billion, four hundred eighty-six million, two hundred sixty-one thousand, seventeen".