13299969 has 8 divisors (see below), whose sum is σ = 17998240. Its totient is φ = 8734176.

The previous prime is 13299959. The next prime is 13299971. The reversal of 13299969 is 96999231.

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

It is not a de Polignac number, because 13299969 - 2⁴ = 13299953 is a prime.

It is a super-2 number, since 2×13299969² = 353778350801922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13299959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32884 + ... + 33285.

It is an arithmetic number, because the mean of its divisors is an integer number (2249780).

Almost surely, 2^13299969 is an apocalyptic number.

It is an amenable number.

13299969 is a deficient number, since it is larger than the sum of its proper divisors (4698271).

13299969 is an equidigital number, since it uses as much as digits as its factorization.

13299969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66239.

The product of its digits is 236196, while the sum is 48.

The square root of 13299969 is about 3646.9122555938. The cubic root of 13299969 is about 236.9282661358.

The spelling of 13299969 in words is "thirteen million, two hundred ninety-nine thousand, nine hundred sixty-nine".