71164 has 6 divisors (see below), whose sum is σ = 124544. Its totient is φ = 35580.

The previous prime is 71161. The next prime is 71167. The reversal of 71164 is 46117.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (71161) and next prime (71167).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8892 + ... + 8899.

2⁷¹¹⁶⁴ is an apocalyptic number.

It is an amenable number.

71164 is a deficient number, since it is larger than the sum of its proper divisors (53380).

71164 is a wasteful number, since it uses less digits than its factorization.

71164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17795 (or 17793 counting only the distinct ones).

The product of its digits is 168, while the sum is 19.

The square root of 71164 is about 266.7658149014. The cubic root of 71164 is about 41.4400353304.

The spelling of 71164 in words is "seventy-one thousand, one hundred sixty-four".