11090223 has 8 divisors (see below), whose sum is σ = 16430000. Its totient is φ = 7393464.

The previous prime is 11090221. The next prime is 11090237. The reversal of 11090223 is 32209011.

It is a happy number.

It is not a de Polignac number, because 11090223 - 2¹ = 11090221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11090196 and 11090205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11090221) 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 7 ways as a sum of consecutive naturals, for example, 205348 + ... + 205401.

It is an arithmetic number, because the mean of its divisors is an integer number (2053750).

Almost surely, 2^11090223 is an apocalyptic number.

11090223 is a deficient number, since it is larger than the sum of its proper divisors (5339777).

11090223 is an equidigital number, since it uses as much as digits as its factorization.

11090223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410758 (or 410752 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 11090223 is about 3330.1986427239. The cubic root of 11090223 is about 223.0043970793.

Adding to 11090223 its reverse (32209011), we get a palindrome (43299234).

The spelling of 11090223 in words is "eleven million, ninety thousand, two hundred twenty-three".