11056223 has 4 divisors (see below), whose sum is σ = 11062920. Its totient is φ = 11049528.

The previous prime is 11056217. The next prime is 11056237. The reversal of 11056223 is 32265011.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11056223 - 2⁴ = 11056207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11056195 and 11056204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11056523) 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, 1088 + ... + 4826.

It is an arithmetic number, because the mean of its divisors is an integer number (2765730).

Almost surely, 2^11056223 is an apocalyptic number.

11056223 is a deficient number, since it is larger than the sum of its proper divisors (6697).

11056223 is an equidigital number, since it uses as much as digits as its factorization.

11056223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6696.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 11056223 is about 3325.0899235961. The cubic root of 11056223 is about 222.7762708855.

The spelling of 11056223 in words is "eleven million, fifty-six thousand, two hundred twenty-three".