530028003 has 4 divisors (see below), whose sum is σ = 706704008. Its totient is φ = 353352000.

The previous prime is 530028001. The next prime is 530028007. The reversal of 530028003 is 300820035.

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

It is not a de Polignac number, because 530028003 - 2¹ = 530028001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530028001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88337998 + ... + 88338003.

It is an arithmetic number, because the mean of its divisors is an integer number (176676002).

Almost surely, 2^530028003 is an apocalyptic number.

530028003 is a deficient number, since it is larger than the sum of its proper divisors (176676005).

530028003 is a wasteful number, since it uses less digits than its factorization.

530028003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176676004.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 530028003 is about 23022.3370447051. The cubic root of 530028003 is about 809.2814859794.

Adding to 530028003 its reverse (300820035), we get a palindrome (830848038).

The spelling of 530028003 in words is "five hundred thirty million, twenty-eight thousand, three".