13433144393 has 2 divisors, whose sum is σ = 13433144394. Its totient is φ = 13433144392.

The previous prime is 13433144383. The next prime is 13433144399. The reversal of 13433144393 is 39344133431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8047345849 + 5385798544 = 89707^2 + 73388^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13433144393 is a prime.

It is not a weakly prime, because it can be changed into another prime (13433144399) 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, 6716572196 + 6716572197.

It is an arithmetic number, because the mean of its divisors is an integer number (6716572197).

Almost surely, 2^13433144393 is an apocalyptic number.

It is an amenable number.

13433144393 is a deficient number, since it is larger than the sum of its proper divisors (1).

13433144393 is an equidigital number, since it uses as much as digits as its factorization.

13433144393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 38.

The spelling of 13433144393 in words is "thirteen billion, four hundred thirty-three million, one hundred forty-four thousand, three hundred ninety-three".