11144422 has 4 divisors (see below), whose sum is σ = 16716636. Its totient is φ = 5572210.

The previous prime is 11144417. The next prime is 11144429. The reversal of 11144422 is 22444111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22444111 = 19 ⋅1181269.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 11144422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11144429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2786104 + ... + 2786107.

It is an arithmetic number, because the mean of its divisors is an integer number (4179159).

Almost surely, 2^11144422 is an apocalyptic number.

11144422 is a deficient number, since it is larger than the sum of its proper divisors (5572214).

11144422 is an equidigital number, since it uses as much as digits as its factorization.

11144422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5572213.

The product of its digits is 256, while the sum is 19.

The square root of 11144422 is about 3338.3262273181. The cubic root of 11144422 is about 223.3670882867.

Adding to 11144422 its reverse (22444111), we get a palindrome (33588533).

The spelling of 11144422 in words is "eleven million, one hundred forty-four thousand, four hundred twenty-two".