13443357307 has 2 divisors, whose sum is σ = 13443357308. Its totient is φ = 13443357306.

The previous prime is 13443357287. The next prime is 13443357311. The reversal of 13443357307 is 70375334431.

It is a happy number.

13443357307 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13443357307 is a prime.

It is a super-4 number, since 4×13443357307⁴ (a number of 42 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13443357307.

It is not a weakly prime, because it can be changed into another prime (13443357397) 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, 6721678653 + 6721678654.

It is an arithmetic number, because the mean of its divisors is an integer number (6721678654).

Almost surely, 2^13443357307 is an apocalyptic number.

13443357307 is a deficient number, since it is larger than the sum of its proper divisors (1).

13443357307 is an equidigital number, since it uses as much as digits as its factorization.

13443357307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317520, while the sum is 40.

The spelling of 13443357307 in words is "thirteen billion, four hundred forty-three million, three hundred fifty-seven thousand, three hundred seven".