3871135 has 8 divisors (see below), whose sum is σ = 4688640. Its totient is φ = 3068064.

The previous prime is 3871129. The next prime is 3871139. The reversal of 3871135 is 5311783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3871135 - 2⁵ = 3871103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3871139) 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 in 7 ways as a sum of consecutive naturals, for example, 3007 + ... + 4096.

It is an arithmetic number, because the mean of its divisors is an integer number (586080).

Almost surely, 2^3871135 is an apocalyptic number.

3871135 is a deficient number, since it is larger than the sum of its proper divisors (817505).

3871135 is a wasteful number, since it uses less digits than its factorization.

3871135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7217.

The product of its digits is 2520, while the sum is 28.

The square root of 3871135 is about 1967.5200126047. The cubic root of 3871135 is about 157.0167940167.

The spelling of 3871135 in words is "three million, eight hundred seventy-one thousand, one hundred thirty-five".