13328699 has 4 divisors (see below), whose sum is σ = 13348680. Its totient is φ = 13308720.

The previous prime is 13328657. The next prime is 13328701. The reversal of 13328699 is 99682331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13328699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13321699) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8954 + ... + 10335.

It is an arithmetic number, because the mean of its divisors is an integer number (3337170).

Almost surely, 2^13328699 is an apocalyptic number.

13328699 is a deficient number, since it is larger than the sum of its proper divisors (19981).

13328699 is an equidigital number, since it uses as much as digits as its factorization.

13328699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19980.

The product of its digits is 69984, while the sum is 41.

The square root of 13328699 is about 3650.8490793239. The cubic root of 13328699 is about 237.0987440671.

The spelling of 13328699 in words is "thirteen million, three hundred twenty-eight thousand, six hundred ninety-nine".