3871171 has 2 divisors, whose sum is σ = 3871172. Its totient is φ = 3871170.

The previous prime is 3871159. The next prime is 3871177. The reversal of 3871171 is 1711783.

3871171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3871171 - 2⁵ = 3871139 is a prime.

It is a super-2 number, since 2×3871171² = 29971929822482, which contains 22 as substring.

3871171 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3871177) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1935585 + 1935586.

It is an arithmetic number, because the mean of its divisors is an integer number (1935586).

Almost surely, 2^3871171 is an apocalyptic number.

3871171 is a deficient number, since it is larger than the sum of its proper divisors (1).

3871171 is an equidigital number, since it uses as much as digits as its factorization.

3871171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1176, while the sum is 28.

The square root of 3871171 is about 1967.5291611562. The cubic root of 3871171 is about 157.0172807462.

The spelling of 3871171 in words is "three million, eight hundred seventy-one thousand, one hundred seventy-one".