506334161 has 2 divisors, whose sum is σ = 506334162. Its totient is φ = 506334160.

The previous prime is 506334139. The next prime is 506334203. The reversal of 506334161 is 161433605.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 506025025 + 309136 = 22495^2 + 556^2 .

It is a cyclic number.

It is not a de Polignac number, because 506334161 - 2²² = 502139857 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (506334131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253167080 + 253167081.

It is an arithmetic number, because the mean of its divisors is an integer number (253167081).

Almost surely, 2^506334161 is an apocalyptic number.

It is an amenable number.

506334161 is a deficient number, since it is larger than the sum of its proper divisors (1).

506334161 is an equidigital number, since it uses as much as digits as its factorization.

506334161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 506334161 is about 22501.8701667217. The cubic root of 506334161 is about 797.0380895795.

Adding to 506334161 its reverse (161433605), we get a palindrome (667767766).

The spelling of 506334161 in words is "five hundred six million, three hundred thirty-four thousand, one hundred sixty-one".