5171181827 has 24 divisors (see below), whose sum is σ = 6377397120. Its totient is φ = 4173482880.

The previous prime is 5171181773. The next prime is 5171181871. The reversal of 5171181827 is 7281811715.

It is not a de Polignac number, because 5171181827 - 2²⁸ = 4902746371 is a prime.

It is a super-2 number, since 2×5171181827² = 53482242975790115858, which contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5171181877) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10199 + ... + 102207.

It is an arithmetic number, because the mean of its divisors is an integer number (265724880).

Almost surely, 2^5171181827 is an apocalyptic number.

5171181827 is a deficient number, since it is larger than the sum of its proper divisors (1206215293).

5171181827 is a wasteful number, since it uses less digits than its factorization.

5171181827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92091 (or 92084 counting only the distinct ones).

The product of its digits is 31360, while the sum is 41.

The square root of 5171181827 is about 71910.9298159883. The cubic root of 5171181827 is about 1729.2718406412.

The spelling of 5171181827 in words is "five billion, one hundred seventy-one million, one hundred eighty-one thousand, eight hundred twenty-seven".