13441323397 has 2 divisors, whose sum is σ = 13441323398. Its totient is φ = 13441323396.

The previous prime is 13441323383. The next prime is 13441323443. The reversal of 13441323397 is 79332314431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8454986401 + 4986336996 = 91951^2 + 70614^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13441323397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13441323347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6720661698 + 6720661699.

It is an arithmetic number, because the mean of its divisors is an integer number (6720661699).

Almost surely, 2^13441323397 is an apocalyptic number.

It is an amenable number.

13441323397 is a deficient number, since it is larger than the sum of its proper divisors (1).

13441323397 is an equidigital number, since it uses as much as digits as its factorization.

13441323397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 40.

The spelling of 13441323397 in words is "thirteen billion, four hundred forty-one million, three hundred twenty-three thousand, three hundred ninety-seven".