530542503 has 12 divisors (see below), whose sum is σ = 766686960. Its totient is φ = 353534496.

The previous prime is 530542499. The next prime is 530542517. The reversal of 530542503 is 305245035.

It is not a de Polignac number, because 530542503 - 2² = 530542499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530542553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9643 + ... + 33971.

It is an arithmetic number, because the mean of its divisors is an integer number (63890580).

Almost surely, 2^530542503 is an apocalyptic number.

530542503 is a deficient number, since it is larger than the sum of its proper divisors (236144457).

530542503 is a wasteful number, since it uses less digits than its factorization.

530542503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26758 (or 26755 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 530542503 is about 23033.5082651341. The cubic root of 530542503 is about 809.5432587343.

Adding to 530542503 its reverse (305245035), we get a palindrome (835787538).

The spelling of 530542503 in words is "five hundred thirty million, five hundred forty-two thousand, five hundred three".