13683329 has 4 divisors (see below), whose sum is σ = 14927280. Its totient is φ = 12439380.

The previous prime is 13683311. The next prime is 13683347. The reversal of 13683329 is 92338631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (13683311) and next prime (13683347).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13683329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13683349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621959 + ... + 621980.

It is an arithmetic number, because the mean of its divisors is an integer number (3731820).

Almost surely, 2^13683329 is an apocalyptic number.

It is an amenable number.

13683329 is a deficient number, since it is larger than the sum of its proper divisors (1243951).

13683329 is a wasteful number, since it uses less digits than its factorization.

13683329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243950.

The product of its digits is 23328, while the sum is 35.

The square root of 13683329 is about 3699.0984036654. The cubic root of 13683329 is about 239.1831547162.

The spelling of 13683329 in words is "thirteen million, six hundred eighty-three thousand, three hundred twenty-nine".