5171723211 has 16 divisors (see below), whose sum is σ = 7310455808. Its totient is φ = 3246415200.

The previous prime is 5171723209. The next prime is 5171723239. The reversal of 5171723211 is 1123271715.

It is not a de Polignac number, because 5171723211 - 2¹ = 5171723209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5171723201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 748045 + ... + 754926.

It is an arithmetic number, because the mean of its divisors is an integer number (456903488).

Almost surely, 2^5171723211 is an apocalyptic number.

5171723211 is a deficient number, since it is larger than the sum of its proper divisors (2138732597).

5171723211 is a wasteful number, since it uses less digits than its factorization.

5171723211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503042.

The product of its digits is 2940, while the sum is 30.

The square root of 5171723211 is about 71914.6939853046. The cubic root of 5171723211 is about 1729.3321858046.

Adding to 5171723211 its reverse (1123271715), we get a palindrome (6294994926).

The spelling of 5171723211 in words is "five billion, one hundred seventy-one million, seven hundred twenty-three thousand, two hundred eleven".