2871117 has 12 divisors (see below), whose sum is σ = 4218240. Its totient is φ = 1881288.

The previous prime is 2871101. The next prime is 2871119. The reversal of 2871117 is 7111782.

It is not a de Polignac number, because 2871117 - 2⁴ = 2871101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2871119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2173 + ... + 3234.

It is an arithmetic number, because the mean of its divisors is an integer number (351520).

2^2871117 is an apocalyptic number.

It is an amenable number.

2871117 is a deficient number, since it is larger than the sum of its proper divisors (1347123).

2871117 is a wasteful number, since it uses less digits than its factorization.

2871117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5472 (or 5469 counting only the distinct ones).

The product of its digits is 784, while the sum is 27.

The square root of 2871117 is about 1694.4370746652. The cubic root of 2871117 is about 142.1293042929.

Adding to 2871117 its reverse (7111782), we get a palindrome (9982899).

The spelling of 2871117 in words is "two million, eight hundred seventy-one thousand, one hundred seventeen".