11042223 has 4 divisors (see below), whose sum is σ = 14722968. Its totient is φ = 7361480.

The previous prime is 11042221. The next prime is 11042233. The reversal of 11042223 is 32224011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32224011 = 3 ⋅10741337.

It is a cyclic number.

It is not a de Polignac number, because 11042223 - 2¹ = 11042221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042221) 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, 1840368 + ... + 1840373.

It is an arithmetic number, because the mean of its divisors is an integer number (3680742).

Almost surely, 2^11042223 is an apocalyptic number.

11042223 is a deficient number, since it is larger than the sum of its proper divisors (3680745).

11042223 is an equidigital number, since it uses as much as digits as its factorization.

11042223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3680744.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 11042223 is about 3322.9840505184. The cubic root of 11042223 is about 222.6822006306.

Adding to 11042223 its reverse (32224011), we get a palindrome (43266234).

The spelling of 11042223 in words is "eleven million, forty-two thousand, two hundred twenty-three".