13433595389 has 2 divisors, whose sum is σ = 13433595390. Its totient is φ = 13433595388.

The previous prime is 13433595323. The next prime is 13433595433. The reversal of 13433595389 is 98359533431.

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., 11510071225 + 1923524164 = 107285^2 + 43858^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13433595389 is a prime.

It is a super-2 number, since 2×13433595389² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13433595389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13433597389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6716797694 + 6716797695.

It is an arithmetic number, because the mean of its divisors is an integer number (6716797695).

Almost surely, 2^13433595389 is an apocalyptic number.

It is an amenable number.

13433595389 is a deficient number, since it is larger than the sum of its proper divisors (1).

13433595389 is an equidigital number, since it uses as much as digits as its factorization.

13433595389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5248800, while the sum is 53.

The spelling of 13433595389 in words is "thirteen billion, four hundred thirty-three million, five hundred ninety-five thousand, three hundred eighty-nine".