11445443 has 2 divisors, whose sum is σ = 11445444. Its totient is φ = 11445442.

The previous prime is 11445419. The next prime is 11445449. The reversal of 11445443 is 34454411.

It is a happy number.

11445443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11445443 - 2¹² = 11441347 is a prime.

It is not a weakly prime, because it can be changed into another prime (11445449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5722721 + 5722722.

It is an arithmetic number, because the mean of its divisors is an integer number (5722722).

Almost surely, 2^11445443 is an apocalyptic number.

11445443 is a deficient number, since it is larger than the sum of its proper divisors (1).

11445443 is an equidigital number, since it uses as much as digits as its factorization.

11445443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3840, while the sum is 26.

The square root of 11445443 is about 3383.1114377153. Note that the first 3 decimals coincide. The cubic root of 11445443 is about 225.3603640900.

Adding to 11445443 its reverse (34454411), we get a palindrome (45899854).

The spelling of 11445443 in words is "eleven million, four hundred forty-five thousand, four hundred forty-three".