530305303 has 8 divisors (see below), whose sum is σ = 578687616. Its totient is φ = 481951800.

The previous prime is 530305267. The next prime is 530305309. The reversal of 530305303 is 303503035.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 530305303 - 2⁹ = 530304791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530305309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53788 + ... + 62878.

It is an arithmetic number, because the mean of its divisors is an integer number (72335952).

Almost surely, 2^530305303 is an apocalyptic number.

530305303 is a deficient number, since it is larger than the sum of its proper divisors (48382313).

530305303 is a wasteful number, since it uses less digits than its factorization.

530305303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14405.

The product of its (nonzero) digits is 2025, while the sum is 22.

The square root of 530305303 is about 23028.3586692582. The cubic root of 530305303 is about 809.4225946441.

Adding to 530305303 its reverse (303503035), we get a palindrome (833808338).

The spelling of 530305303 in words is "five hundred thirty million, three hundred five thousand, three hundred three".