534503 has 4 divisors (see below), whose sum is σ = 536760. Its totient is φ = 532248.

The previous prime is 534491. The next prime is 534511. The reversal of 534503 is 305435.

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

It is a cyclic number.

It is not a de Polignac number, because 534503 - 2⁶ = 534439 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 (534553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 725 + ... + 1262.

It is an arithmetic number, because the mean of its divisors is an integer number (134190).

2⁵³⁴⁵⁰³ is an apocalyptic number.

534503 is a deficient number, since it is larger than the sum of its proper divisors (2257).

534503 is a wasteful number, since it uses less digits than its factorization.

534503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256.

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

The square root of 534503 is about 731.0971207712. The cubic root of 534503 is about 81.1552678953.

Adding to 534503 its reverse (305435), we get a palindrome (839938).

The spelling of 534503 in words is "five hundred thirty-four thousand, five hundred three".