13283329 has 2 divisors, whose sum is σ = 13283330. Its totient is φ = 13283328.

The previous prime is 13283327. The next prime is 13283357. The reversal of 13283329 is 92338231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13104400 + 178929 = 3620^2 + 423^2 .

It is a cyclic number.

It is not a de Polignac number, because 13283329 - 2¹ = 13283327 is a prime.

Together with 13283327, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13283329.

It is not a weakly prime, because it can be changed into another prime (13283323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6641664 + 6641665.

It is an arithmetic number, because the mean of its divisors is an integer number (6641665).

It is a Proth number, since it is equal to 3243 ⋅ 2¹² + 1 and 3243 < 2¹².

Almost surely, 2^13283329 is an apocalyptic number.

It is an amenable number.

13283329 is a deficient number, since it is larger than the sum of its proper divisors (1).

13283329 is an equidigital number, since it uses as much as digits as its factorization.

13283329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 13283329 is about 3644.6301595635. The cubic root of 13283329 is about 236.8294154873.

The spelling of 13283329 in words is "thirteen million, two hundred eighty-three thousand, three hundred twenty-nine".