12746403017 has 2 divisors, whose sum is σ = 12746403018. Its totient is φ = 12746403016.

The previous prime is 12746403001. The next prime is 12746403029. The reversal of 12746403017 is 71030464721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10395025936 + 2351377081 = 101956^2 + 48491^2 .

It is an emirp because it is prime and its reverse (71030464721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12746403017 - 2⁴ = 12746403001 is a prime.

It is not a weakly prime, because it can be changed into another prime (12746403077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6373201508 + 6373201509.

It is an arithmetic number, because the mean of its divisors is an integer number (6373201509).

Almost surely, 2^12746403017 is an apocalyptic number.

It is an amenable number.

12746403017 is a deficient number, since it is larger than the sum of its proper divisors (1).

12746403017 is an equidigital number, since it uses as much as digits as its factorization.

12746403017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 35.

Adding to 12746403017 its reverse (71030464721), we get a palindrome (83776867738).

The spelling of 12746403017 in words is "twelve billion, seven hundred forty-six million, four hundred three thousand, seventeen".