11339809 has 8 divisors (see below), whose sum is σ = 12246080. Its totient is φ = 10438416.

The previous prime is 11339807. The next prime is 11339819. The reversal of 11339809 is 90893311.

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

It is a cyclic number.

It is not a de Polignac number, because 11339809 - 2¹ = 11339807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11339803) 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, 4714 + ... + 6700.

It is an arithmetic number, because the mean of its divisors is an integer number (1530760).

Almost surely, 2^11339809 is an apocalyptic number.

It is an amenable number.

11339809 is a deficient number, since it is larger than the sum of its proper divisors (906271).

11339809 is a wasteful number, since it uses less digits than its factorization.

11339809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2439.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 11339809 is about 3367.4632885898. The cubic root of 11339809 is about 224.6649102562.

The spelling of 11339809 in words is "eleven million, three hundred thirty-nine thousand, eight hundred nine".