13243004417 has 2 divisors, whose sum is σ = 13243004418. Its totient is φ = 13243004416.

The previous prime is 13243004399. The next prime is 13243004429. The reversal of 13243004417 is 71440034231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8426505616 + 4816498801 = 91796^2 + 69401^2 .

It is a cyclic number.

It is not a de Polignac number, because 13243004417 - 2⁶ = 13243004353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13243004417.

It is not a weakly prime, because it can be changed into another prime (13243004497) 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, 6621502208 + 6621502209.

It is an arithmetic number, because the mean of its divisors is an integer number (6621502209).

Almost surely, 2^13243004417 is an apocalyptic number.

It is an amenable number.

13243004417 is a deficient number, since it is larger than the sum of its proper divisors (1).

13243004417 is an equidigital number, since it uses as much as digits as its factorization.

13243004417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 29.

Adding to 13243004417 its reverse (71440034231), we get a palindrome (84683038648).

The spelling of 13243004417 in words is "thirteen billion, two hundred forty-three million, four thousand, four hundred seventeen".