116699 has 6 divisors (see below), whose sum is σ = 128556. Its totient is φ = 105060.

The previous prime is 116689. The next prime is 116707. The reversal of 116699 is 996611.

It is a happy number.

It is not a de Polignac number, because 116699 - 2⁸ = 116443 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10 and base 15.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (116639) 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, 1082 + ... + 1184.

It is an arithmetic number, because the mean of its divisors is an integer number (21426).

2¹¹⁶⁶⁹⁹ is an apocalyptic number.

116699 is a deficient number, since it is larger than the sum of its proper divisors (11857).

116699 is an equidigital number, since it uses as much as digits as its factorization.

116699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217 (or 114 counting only the distinct ones).

The product of its digits is 2916, while the sum is 32.

The square root of 116699 is about 341.6123534066. The cubic root of 116699 is about 48.8677539117.

Multiplying 116699 by its reverse (996611), we get a square (116303507089 = 341033²).

The spelling of 116699 in words is "one hundred sixteen thousand, six hundred ninety-nine".