117719 has 8 divisors (see below), whose sum is σ = 137088. Its totient is φ = 99000.

The previous prime is 117709. The next prime is 117721. The reversal of 117719 is 917711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117719 - 2⁴ = 117703 is a prime.

It is a super-2 number, since 2×117719² = 27715525922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344 + ... + 594.

It is an arithmetic number, because the mean of its divisors is an integer number (17136).

2¹¹⁷⁷¹⁹ is an apocalyptic number.

117719 is a deficient number, since it is larger than the sum of its proper divisors (19369).

117719 is an equidigital number, since it uses as much as digits as its factorization.

117719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325.

The product of its digits is 441, while the sum is 26.

The square root of 117719 is about 343.1020256425. The cubic root of 117719 is about 49.0097162462.

The spelling of 117719 in words is "one hundred seventeen thousand, seven hundred nineteen".