50171971 has 2 divisors, whose sum is σ = 50171972. Its totient is φ = 50171970.

The previous prime is 50171941. The next prime is 50172011. The reversal of 50171971 is 17917105.

50171971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50171971 - 2⁷ = 50171843 is a prime.

It is not a weakly prime, because it can be changed into another prime (50171921) 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, 25085985 + 25085986.

It is an arithmetic number, because the mean of its divisors is an integer number (25085986).

Almost surely, 2^50171971 is an apocalyptic number.

50171971 is a deficient number, since it is larger than the sum of its proper divisors (1).

50171971 is an equidigital number, since it uses as much as digits as its factorization.

50171971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2205, while the sum is 31.

The square root of 50171971 is about 7083.2175598382. The cubic root of 50171971 is about 368.8250309449.

The spelling of 50171971 in words is "fifty million, one hundred seventy-one thousand, nine hundred seventy-one".