506132171 has 2 divisors, whose sum is σ = 506132172. Its totient is φ = 506132170.

The previous prime is 506132131. The next prime is 506132197. The reversal of 506132171 is 171231605.

It is an a-pointer prime, because the next prime (506132197) can be obtained adding 506132171 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506132171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 506132171.

It is not a weakly prime, because it can be changed into another prime (506132131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253066085 + 253066086.

It is an arithmetic number, because the mean of its divisors is an integer number (253066086).

Almost surely, 2^506132171 is an apocalyptic number.

506132171 is a deficient number, since it is larger than the sum of its proper divisors (1).

506132171 is an equidigital number, since it uses as much as digits as its factorization.

506132171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 506132171 is about 22497.3814254015. The cubic root of 506132171 is about 796.9320890044.

Adding to 506132171 its reverse (171231605), we get a palindrome (677363776).

The spelling of 506132171 in words is "five hundred six million, one hundred thirty-two thousand, one hundred seventy-one".