12948391601 has 2 divisors, whose sum is σ = 12948391602. Its totient is φ = 12948391600.

The previous prime is 12948391591. The next prime is 12948391609. The reversal of 12948391601 is 10619384921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12792741025 + 155650576 = 113105^2 + 12476^2 .

It is a cyclic number.

It is not a de Polignac number, because 12948391601 - 2¹⁸ = 12948129457 is a prime.

It is not a weakly prime, because it can be changed into another prime (12948391609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6474195800 + 6474195801.

It is an arithmetic number, because the mean of its divisors is an integer number (6474195801).

Almost surely, 2^12948391601 is an apocalyptic number.

It is an amenable number.

12948391601 is a deficient number, since it is larger than the sum of its proper divisors (1).

12948391601 is an equidigital number, since it uses as much as digits as its factorization.

12948391601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 44.

The spelling of 12948391601 in words is "twelve billion, nine hundred forty-eight million, three hundred ninety-one thousand, six hundred one".