500540003 has 4 divisors (see below), whose sum is σ = 509984208. Its totient is φ = 491095800.

The previous prime is 500539997. The next prime is 500540017. The reversal of 500540003 is 300045005.

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 500540003 - 2⁶ = 500539939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500540023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4722023 + ... + 4722128.

It is an arithmetic number, because the mean of its divisors is an integer number (127496052).

Almost surely, 2^500540003 is an apocalyptic number.

500540003 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

500540003 is a deficient number, since it is larger than the sum of its proper divisors (9444205).

500540003 is an equidigital number, since it uses as much as digits as its factorization.

500540003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9444204.

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 500540003 is about 22372.7513506944. The cubic root of 500540003 is about 793.9861569578.

Adding to 500540003 its reverse (300045005), we get a palindrome (800585008).

The spelling of 500540003 in words is "five hundred million, five hundred forty thousand, three".