5531731171 has 4 divisors (see below), whose sum is σ = 5710174144. Its totient is φ = 5353288200.

The previous prime is 5531731157. The next prime is 5531731181. The reversal of 5531731171 is 1711371355.

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

It is a cyclic number.

It is not a de Polignac number, because 5531731171 - 2³¹ = 3384247523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5531731151) 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 3 ways as a sum of consecutive naturals, for example, 89221440 + ... + 89221501.

It is an arithmetic number, because the mean of its divisors is an integer number (1427543536).

Almost surely, 2^5531731171 is an apocalyptic number.

5531731171 is a deficient number, since it is larger than the sum of its proper divisors (178442973).

5531731171 is a wasteful number, since it uses less digits than its factorization.

5531731171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178442972.

The product of its digits is 11025, while the sum is 34.

The square root of 5531731171 is about 74375.6087101141. The cubic root of 5531731171 is about 1768.5622690189.

The spelling of 5531731171 in words is "five billion, five hundred thirty-one million, seven hundred thirty-one thousand, one hundred seventy-one".