11443426 has 4 divisors (see below), whose sum is σ = 17165142. Its totient is φ = 5721712.

The previous prime is 11443409. The next prime is 11443441. The reversal of 11443426 is 62434411.

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

It can be written as a sum of positive squares in only one way, i.e., 5755201 + 5688225 = 2399^2 + 2385^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11443426.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2860855 + ... + 2860858.

Almost surely, 2^11443426 is an apocalyptic number.

11443426 is a deficient number, since it is larger than the sum of its proper divisors (5721716).

11443426 is an equidigital number, since it uses as much as digits as its factorization.

11443426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5721715.

The product of its digits is 2304, while the sum is 25.

The square root of 11443426 is about 3382.8133262124. The cubic root of 11443426 is about 225.3471250929.

Adding to 11443426 its reverse (62434411), we get a palindrome (73877837).

The spelling of 11443426 in words is "eleven million, four hundred forty-three thousand, four hundred twenty-six".