11200439 has 4 divisors (see below), whose sum is σ = 11305224. Its totient is φ = 11095656.

The previous prime is 11200403. The next prime is 11200451. The reversal of 11200439 is 93400211.

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

It is a cyclic number.

It is not a de Polignac number, because 11200439 - 2¹² = 11196343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11200439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200459) 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, 52232 + ... + 52445.

It is an arithmetic number, because the mean of its divisors is an integer number (2826306).

Almost surely, 2^11200439 is an apocalyptic number.

11200439 is a deficient number, since it is larger than the sum of its proper divisors (104785).

11200439 is a wasteful number, since it uses less digits than its factorization.

11200439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104784.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 11200439 is about 3346.7056936635. The cubic root of 11200439 is about 223.7407116188.

The spelling of 11200439 in words is "eleven million, two hundred thousand, four hundred thirty-nine".