611171 has 6 divisors (see below), whose sum is σ = 671916. Its totient is φ = 555500.

The previous prime is 611147. The next prime is 611189. The reversal of 611171 is 171116.

611171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-611171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (611101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2405 + ... + 2646.

It is an arithmetic number, because the mean of its divisors is an integer number (111986).

2⁶¹¹¹⁷¹ is an apocalyptic number.

611171 is a deficient number, since it is larger than the sum of its proper divisors (60745).

611171 is a wasteful number, since it uses less digits than its factorization.

611171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5073 (or 5062 counting only the distinct ones).

The product of its digits is 42, while the sum is 17.

The square root of 611171 is about 781.7742640942. The cubic root of 611171 is about 84.8634948541.

Adding to 611171 its reverse (171116), we get a palindrome (782287).

The spelling of 611171 in words is "six hundred eleven thousand, one hundred seventy-one".