4482803521 has 4 divisors (see below), whose sum is σ = 5123204032. Its totient is φ = 3842403012.

The previous prime is 4482803509. The next prime is 4482803527. The reversal of 4482803521 is 1253082844.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4482803521 - 2⁵ = 4482803489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4482803527) 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 3 ways as a sum of consecutive naturals, for example, 320200245 + ... + 320200258.

It is an arithmetic number, because the mean of its divisors is an integer number (1280801008).

Almost surely, 2^4482803521 is an apocalyptic number.

It is an amenable number.

4482803521 is a deficient number, since it is larger than the sum of its proper divisors (640400511).

4482803521 is an equidigital number, since it uses as much as digits as its factorization.

4482803521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640400510.

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 4482803521 is about 66953.7416504858. The cubic root of 4482803521 is about 1648.8579205362.

The spelling of 4482803521 in words is "four billion, four hundred eighty-two million, eight hundred three thousand, five hundred twenty-one".