500013223 has 2 divisors, whose sum is σ = 500013224. Its totient is φ = 500013222.

The previous prime is 500013221. The next prime is 500013263. The reversal of 500013223 is 322310005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 500013223 - 2¹ = 500013221 is a prime.

Together with 500013221, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 500013197 and 500013206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500013221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250006611 + 250006612.

It is an arithmetic number, because the mean of its divisors is an integer number (250006612).

Almost surely, 2^500013223 is an apocalyptic number.

500013223 is a deficient number, since it is larger than the sum of its proper divisors (1).

500013223 is an equidigital number, since it uses as much as digits as its factorization.

500013223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 500013223 is about 22360.9754483117. The cubic root of 500013223 is about 793.7075226571.

Adding to 500013223 its reverse (322310005), we get a palindrome (822323228).

The spelling of 500013223 in words is "five hundred million, thirteen thousand, two hundred twenty-three".