117927 has 6 divisors (see below), whose sum is σ = 170352. Its totient is φ = 78612.

The previous prime is 117917. The next prime is 117937. The reversal of 117927 is 729711.

It is an interprime number because it is at equal distance from previous prime (117917) and next prime (117937).

It is not a de Polignac number, because 117927 - 2⁴ = 117911 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 117927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117917) 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, 6543 + ... + 6560.

It is an arithmetic number, because the mean of its divisors is an integer number (28392).

2¹¹⁷⁹²⁷ is an apocalyptic number.

117927 is a deficient number, since it is larger than the sum of its proper divisors (52425).

117927 is a wasteful number, since it uses less digits than its factorization.

117927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13109 (or 13106 counting only the distinct ones).

The product of its digits is 882, while the sum is 27.

The square root of 117927 is about 343.4050086996. The cubic root of 117927 is about 49.0385646702.

The spelling of 117927 in words is "one hundred seventeen thousand, nine hundred twenty-seven".