11144233 has 4 divisors (see below), whose sum is σ = 11259220. Its totient is φ = 11029248.

The previous prime is 11144219. The next prime is 11144261. The reversal of 11144233 is 33244111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5631129 + 5513104 = 2373^2 + 2348^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11144233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11144233.

It is not an unprimeable number, because it can be changed into a prime (11144533) 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, 57348 + ... + 57541.

It is an arithmetic number, because the mean of its divisors is an integer number (2814805).

Almost surely, 2^11144233 is an apocalyptic number.

It is an amenable number.

11144233 is a deficient number, since it is larger than the sum of its proper divisors (114987).

11144233 is an equidigital number, since it uses as much as digits as its factorization.

11144233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114986.

The product of its digits is 288, while the sum is 19.

The square root of 11144233 is about 3338.2979195991. The cubic root of 11144233 is about 223.3658255738.

Adding to 11144233 its reverse (33244111), we get a palindrome (44388344).

It can be divided in two parts, 111 and 44233, that added together give a palindrome (44344).

The spelling of 11144233 in words is "eleven million, one hundred forty-four thousand, two hundred thirty-three".