503089 has 4 divisors (see below), whose sum is σ = 516724. Its totient is φ = 489456.

The previous prime is 503077. The next prime is 503123. The reversal of 503089 is 980305.

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

It can be written as a sum of positive squares in 2 ways, for example, as 245025 + 258064 = 495^2 + 508^2 .

It is a cyclic number.

It is not a de Polignac number, because 503089 - 2⁷ = 502961 is a prime.

It is a Duffinian number.

503089 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (503039) 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, 6762 + ... + 6835.

It is an arithmetic number, because the mean of its divisors is an integer number (129181).

2⁵⁰³⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

503089 is a deficient number, since it is larger than the sum of its proper divisors (13635).

503089 is a wasteful number, since it uses less digits than its factorization.

503089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13634.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 503089 is about 709.2876708360. The cubic root of 503089 is about 79.5331665471.

The spelling of 503089 in words is "five hundred three thousand, eighty-nine".