11223233 has 4 divisors (see below), whose sum is σ = 12826560. Its totient is φ = 9619908.

The previous prime is 11223181. The next prime is 11223253. The reversal of 11223233 is 33232211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33232211 = 131 ⋅253681.

It is a cyclic number.

It is not a de Polignac number, because 11223233 - 2⁶ = 11223169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11223253) 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, 801653 + ... + 801666.

It is an arithmetic number, because the mean of its divisors is an integer number (3206640).

Almost surely, 2^11223233 is an apocalyptic number.

It is an amenable number.

11223233 is a deficient number, since it is larger than the sum of its proper divisors (1603327).

11223233 is an equidigital number, since it uses as much as digits as its factorization.

11223233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603326.

The product of its digits is 216, while the sum is 17.

The square root of 11223233 is about 3350.1094011987. The cubic root of 11223233 is about 223.8923869254.

Adding to 11223233 its reverse (33232211), we get a palindrome (44455444).

The spelling of 11223233 in words is "eleven million, two hundred twenty-three thousand, two hundred thirty-three".