13146344161 has 2 divisors, whose sum is σ = 13146344162. Its totient is φ = 13146344160.

The previous prime is 13146344153. The next prime is 13146344191. The reversal of 13146344161 is 16144364131.

13146344161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13133160000 + 13184161 = 114600^2 + 3631^2 .

It is a cyclic number.

It is not a de Polignac number, because 13146344161 - 2³ = 13146344153 is a prime.

It is not a weakly prime, because it can be changed into another prime (13146344111) 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, 6573172080 + 6573172081.

It is an arithmetic number, because the mean of its divisors is an integer number (6573172081).

Almost surely, 2^13146344161 is an apocalyptic number.

It is an amenable number.

13146344161 is a deficient number, since it is larger than the sum of its proper divisors (1).

13146344161 is an equidigital number, since it uses as much as digits as its factorization.

13146344161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 34.

The spelling of 13146344161 in words is "thirteen billion, one hundred forty-six million, three hundred forty-four thousand, one hundred sixty-one".