3954871 has 2 divisors, whose sum is σ = 3954872. Its totient is φ = 3954870.

The previous prime is 3954859. The next prime is 3954877. The reversal of 3954871 is 1784593.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3954871 - 2²¹ = 1857719 is a prime.

3954871 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3954871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3954877) 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, 1977435 + 1977436.

It is an arithmetic number, because the mean of its divisors is an integer number (1977436).

Almost surely, 2^3954871 is an apocalyptic number.

3954871 is a deficient number, since it is larger than the sum of its proper divisors (1).

3954871 is an equidigital number, since it uses as much as digits as its factorization.

3954871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 37.

The square root of 3954871 is about 1988.6857469193. The cubic root of 3954871 is about 158.1408640679.

The spelling of 3954871 in words is "three million, nine hundred fifty-four thousand, eight hundred seventy-one".