11200043 has 4 divisors (see below), whose sum is σ = 11236368. Its totient is φ = 11163720.

The previous prime is 11200039. The next prime is 11200087. The reversal of 11200043 is 34000211.

It is a happy number.

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 11200043 - 2² = 11200039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11199997 and 11200033.

It is not an unprimeable number, because it can be changed into a prime (11200243) 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, 17696 + ... + 18317.

It is an arithmetic number, because the mean of its divisors is an integer number (2809092).

Almost surely, 2^11200043 is an apocalyptic number.

11200043 is a deficient number, since it is larger than the sum of its proper divisors (36325).

11200043 is an equidigital number, since it uses as much as digits as its factorization.

11200043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36324.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 11200043 is about 3346.6465304839. The cubic root of 11200043 is about 223.7380747470.

Adding to 11200043 its reverse (34000211), we get a palindrome (45200254).

The spelling of 11200043 in words is "eleven million, two hundred thousand, forty-three".