11422243 has 8 divisors (see below), whose sum is σ = 13320800. Its totient is φ = 9790200.

The previous prime is 11422241. The next prime is 11422247. The reversal of 11422243 is 34222411.

It is not a de Polignac number, because 11422243 - 2¹ = 11422241 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 11422243.

It is not an unprimeable number, because it can be changed into a prime (11422241) 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 in 7 ways as a sum of consecutive naturals, for example, 16308 + ... + 16993.

It is an arithmetic number, because the mean of its divisors is an integer number (1665100).

Almost surely, 2^11422243 is an apocalyptic number.

11422243 is a deficient number, since it is larger than the sum of its proper divisors (1898557).

11422243 is an frugal number, since it uses more digits than its factorization.

11422243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33322 (or 33308 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 11422243 is about 3379.6809020971. The cubic root of 11422243 is about 225.2079920332.

Adding to 11422243 its reverse (34222411), we get a palindrome (45644654).

The spelling of 11422243 in words is "eleven million, four hundred twenty-two thousand, two hundred forty-three".