506911 has 2 divisors, whose sum is σ = 506912. Its totient is φ = 506910.

The previous prime is 506903. The next prime is 506929. The reversal of 506911 is 119605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 506911 - 2³ = 506903 is a prime.

506911 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253455 + 253456.

It is an arithmetic number, because the mean of its divisors is an integer number (253456).

2⁵⁰⁶⁹¹¹ is an apocalyptic number.

506911 is a deficient number, since it is larger than the sum of its proper divisors (1).

506911 is an equidigital number, since it uses as much as digits as its factorization.

506911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 506911 is about 711.9768254655. The cubic root of 506911 is about 79.7340648776.

The spelling of 506911 in words is "five hundred six thousand, nine hundred eleven".