3116261871 has 6 divisors (see below), whose sum is σ = 4501267160. Its totient is φ = 2077507908.

The previous prime is 3116261861. The next prime is 3116261879. The reversal of 3116261871 is 1781626113.

3116261871 is a `hidden beast` number, since 3 + 11 + 626 + 18 + 7 + 1 = 666.

It is not a de Polignac number, because 3116261871 - 2⁹ = 3116261359 is a prime.

It is a super-2 number, since 2×3116261871² = 19422176097296841282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3116261879) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 173125651 + ... + 173125668.

Almost surely, 2^3116261871 is an apocalyptic number.

3116261871 is a deficient number, since it is larger than the sum of its proper divisors (1385005289).

3116261871 is a wasteful number, since it uses less digits than its factorization.

3116261871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346251325 (or 346251322 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 3116261871 is about 55823.4885240971. The cubic root of 3116261871 is about 1460.6449066538.

Adding to 3116261871 its reverse (1781626113), we get a palindrome (4897887984).

The spelling of 3116261871 in words is "three billion, one hundred sixteen million, two hundred sixty-one thousand, eight hundred seventy-one".