11002243 has 4 divisors (see below), whose sum is σ = 12574000. Its totient is φ = 9430488.

The previous prime is 11002219. The next prime is 11002249. The reversal of 11002243 is 34220011.

11002243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-11002243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11002249) 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, 785868 + ... + 785881.

It is an arithmetic number, because the mean of its divisors is an integer number (3143500).

Almost surely, 2^11002243 is an apocalyptic number.

11002243 is a deficient number, since it is larger than the sum of its proper divisors (1571757).

11002243 is an equidigital number, since it uses as much as digits as its factorization.

11002243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571756.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 11002243 is about 3316.9629180924. The cubic root of 11002243 is about 222.4131243549.

Adding to 11002243 its reverse (34220011), we get a palindrome (45222254).

The spelling of 11002243 in words is "eleven million, two thousand, two hundred forty-three".