13329265 has 8 divisors (see below), whose sum is σ = 16017768. Its totient is φ = 10648320.

The previous prime is 13329257. The next prime is 13329271. The reversal of 13329265 is 56292331.

It can be written as a sum of positive squares in 4 ways, for example, as 1385329 + 11943936 = 1177^2 + 3456^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13329265 - 2³ = 13329257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 3289 + ... + 6121.

It is an arithmetic number, because the mean of its divisors is an integer number (2002221).

Almost surely, 2^13329265 is an apocalyptic number.

It is an amenable number.

13329265 is a deficient number, since it is larger than the sum of its proper divisors (2688503).

13329265 is an equidigital number, since it uses as much as digits as its factorization.

13329265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3779.

The product of its digits is 9720, while the sum is 31.

The square root of 13329265 is about 3650.9265947154. The cubic root of 13329265 is about 237.1021001333.

The spelling of 13329265 in words is "thirteen million, three hundred twenty-nine thousand, two hundred sixty-five".