11424418 has 4 divisors (see below), whose sum is σ = 17136630. Its totient is φ = 5712208.

The previous prime is 11424389. The next prime is 11424433. The reversal of 11424418 is 81442411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81442411 = 29 ⋅2808359.

It can be written as a sum of positive squares in only one way, i.e., 9566649 + 1857769 = 3093^2 + 1363^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11424392 and 11424401.

It is an unprimeable number.

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, 2856103 + ... + 2856106.

Almost surely, 2^11424418 is an apocalyptic number.

11424418 is a deficient number, since it is larger than the sum of its proper divisors (5712212).

11424418 is an equidigital number, since it uses as much as digits as its factorization.

11424418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5712211.

The product of its digits is 1024, while the sum is 25.

The square root of 11424418 is about 3380.0026627208. The cubic root of 11424418 is about 225.2222856734. Note that the first 4 decimals are identical.

Adding to 11424418 its reverse (81442411), we get a palindrome (92866829).

The spelling of 11424418 in words is "eleven million, four hundred twenty-four thousand, four hundred eighteen".