13443513001213 has 2 divisors, whose sum is σ = 13443513001214. Its totient is φ = 13443513001212.

The previous prime is 13443513001199. The next prime is 13443513001229. The reversal of 13443513001213 is 31210031534431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13315879722649 + 127633278564 = 3649093^2 + 357258^2 .

It is a cyclic number.

It is not a de Polignac number, because 13443513001213 - 2²⁵ = 13443479446781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13443513041213) 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, 6721756500606 + 6721756500607.

It is an arithmetic number, because the mean of its divisors is an integer number (6721756500607).

Almost surely, 2^{13443513001213} is an apocalyptic number.

It is an amenable number.

13443513001213 is a deficient number, since it is larger than the sum of its proper divisors (1).

13443513001213 is an equidigital number, since it uses as much as digits as its factorization.

13443513001213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 13443513001213 its reverse (31210031534431), we get a palindrome (44653544535644).

The spelling of 13443513001213 in words is "thirteen trillion, four hundred forty-three billion, five hundred thirteen million, one thousand, two hundred thirteen".