4452003 has 28 divisors (see below), whose sum is σ = 6925248. Its totient is φ = 2857680.

The previous prime is 4452001. The next prime is 4452013. The reversal of 4452003 is 3002544.

It is a happy number.

It is not a de Polignac number, because 4452003 - 2¹ = 4452001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4452001) by changing a digit.

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 in 27 ways as a sum of consecutive naturals, for example, 22501 + ... + 22697.

Almost surely, 2^4452003 is an apocalyptic number.

4452003 is a deficient number, since it is larger than the sum of its proper divisors (2473245).

4452003 is an equidigital number, since it uses as much as digits as its factorization.

4452003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 4452003 is about 2109.9770140928. The cubic root of 4452003 is about 164.5072905063.

Adding to 4452003 its reverse (3002544), we get a palindrome (7454547).

The spelling of 4452003 in words is "four million, four hundred fifty-two thousand, three".