47000171 has 2 divisors, whose sum is σ = 47000172. Its totient is φ = 47000170.

The previous prime is 47000159. The next prime is 47000183. The reversal of 47000171 is 17100074.

It is a balanced prime because it is at equal distance from previous prime (47000159) and next prime (47000183).

It is a cyclic number.

It is not a de Polignac number, because 47000171 - 2¹⁴ = 46983787 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47002171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23500085 + 23500086.

It is an arithmetic number, because the mean of its divisors is an integer number (23500086).

Almost surely, 2^47000171 is an apocalyptic number.

47000171 is a deficient number, since it is larger than the sum of its proper divisors (1).

47000171 is an equidigital number, since it uses as much as digits as its factorization.

47000171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 47000171 is about 6855.6670718465. The cubic root of 47000171 is about 360.8830456795.

The spelling of 47000171 in words is "forty-seven million, one hundred seventy-one", and thus it is an aban number.