12746403001 has 2 divisors, whose sum is σ = 12746403002. Its totient is φ = 12746403000.

The previous prime is 12746402989. The next prime is 12746403017. The reversal of 12746403001 is 10030464721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9312443001 + 3433960000 = 96501^2 + 58600^2 .

It is a cyclic number.

It is not a de Polignac number, because 12746403001 - 2⁵ = 12746402969 is a prime.

It is not a weakly prime, because it can be changed into another prime (12746403071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6373201500 + 6373201501.

It is an arithmetic number, because the mean of its divisors is an integer number (6373201501).

Almost surely, 2^12746403001 is an apocalyptic number.

It is an amenable number.

12746403001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12746403001 is an equidigital number, since it uses as much as digits as its factorization.

12746403001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 12746403001 its reverse (10030464721), we get a palindrome (22776867722).

The spelling of 12746403001 in words is "twelve billion, seven hundred forty-six million, four hundred three thousand, one".