13731174171 has 48 divisors (see below), whose sum is σ = 23348812032. Its totient is φ = 7666142400.

The previous prime is 13731174157. The next prime is 13731174187. The reversal of 13731174171 is 17147113731.

13731174171 is a `hidden beast` number, since 1 + 373 + 117 + 4 + 171 = 666.

13731174171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13731174171 - 2¹¹ = 13731172123 is a prime.

It is a super-2 number, since 2×13731174171² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13731174971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 636756 + ... + 657966.

It is an arithmetic number, because the mean of its divisors is an integer number (486433584).

Almost surely, 2^13731174171 is an apocalyptic number.

13731174171 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13731174171 is a deficient number, since it is larger than the sum of its proper divisors (9617637861).

13731174171 is a wasteful number, since it uses less digits than its factorization.

13731174171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21744 (or 21741 counting only the distinct ones).

The product of its digits is 12348, while the sum is 36.

The spelling of 13731174171 in words is "thirteen billion, seven hundred thirty-one million, one hundred seventy-four thousand, one hundred seventy-one".