116647 has 4 divisors (see below), whose sum is σ = 118456. Its totient is φ = 114840.

The previous prime is 116639. The next prime is 116657. The reversal of 116647 is 746611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 746611 = 53 ⋅14087.

It is a cyclic number.

It is not a de Polignac number, because 116647 - 2³ = 116639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 804 + ... + 937.

It is an arithmetic number, because the mean of its divisors is an integer number (29614).

2¹¹⁶⁶⁴⁷ is an apocalyptic number.

116647 is a deficient number, since it is larger than the sum of its proper divisors (1809).

116647 is an equidigital number, since it uses as much as digits as its factorization.

116647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808.

The product of its digits is 1008, while the sum is 25.

The square root of 116647 is about 341.5362352665. The cubic root of 116647 is about 48.8604944929.

The spelling of 116647 in words is "one hundred sixteen thousand, six hundred forty-seven".