5187871177 has 4 divisors (see below), whose sum is σ = 5188038676. Its totient is φ = 5187703680.

The previous prime is 5187871159. The next prime is 5187871193. The reversal of 5187871177 is 7711787815.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2406785481 + 2781085696 = 49059^2 + 52736^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5187871177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5187871127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22224 + ... + 104257.

It is an arithmetic number, because the mean of its divisors is an integer number (1297009669).

Almost surely, 2^5187871177 is an apocalyptic number.

It is an amenable number.

5187871177 is a deficient number, since it is larger than the sum of its proper divisors (167499).

5187871177 is a wasteful number, since it uses less digits than its factorization.

5187871177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167498.

The product of its digits is 768320, while the sum is 52.

The square root of 5187871177 is about 72026.8781566993. The cubic root of 5187871177 is about 1731.1301799075.

The spelling of 5187871177 in words is "five billion, one hundred eighty-seven million, eight hundred seventy-one thousand, one hundred seventy-seven".