4530503 has 2 divisors, whose sum is σ = 4530504. Its totient is φ = 4530502.

The previous prime is 4530499. The next prime is 4530511. The reversal of 4530503 is 3050354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4530503 - 2² = 4530499 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4530593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2265251 + 2265252.

It is an arithmetic number, because the mean of its divisors is an integer number (2265252).

Almost surely, 2^4530503 is an apocalyptic number.

4530503 is a deficient number, since it is larger than the sum of its proper divisors (1).

4530503 is an equidigital number, since it uses as much as digits as its factorization.

4530503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 4530503 is about 2128.4978271072. The cubic root of 4530503 is about 165.4685549188.

Adding to 4530503 its reverse (3050354), we get a palindrome (7580857).

The spelling of 4530503 in words is "four million, five hundred thirty thousand, five hundred three".