50505017 has 2 divisors, whose sum is σ = 50505018. Its totient is φ = 50505016.

The previous prime is 50504999. The next prime is 50505023. The reversal of 50505017 is 71050505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45010681 + 5494336 = 6709^2 + 2344^2 .

It is a cyclic number.

It is not a de Polignac number, because 50505017 - 2⁸ = 50504761 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 50504983 and 50505001.

It is not a weakly prime, because it can be changed into another prime (50505047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25252508 + 25252509.

It is an arithmetic number, because the mean of its divisors is an integer number (25252509).

Almost surely, 2^50505017 is an apocalyptic number.

It is an amenable number.

50505017 is a deficient number, since it is larger than the sum of its proper divisors (1).

50505017 is an equidigital number, since it uses as much as digits as its factorization.

50505017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 875, while the sum is 23.

The square root of 50505017 is about 7106.6881878974. The cubic root of 50505017 is about 369.6393295705.

The spelling of 50505017 in words is "fifty million, five hundred five thousand, seventeen".