116555 has 4 divisors (see below), whose sum is σ = 139872. Its totient is φ = 93240.

The previous prime is 116549. The next prime is 116579. The reversal of 116555 is 555611.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 116555 - 2⁴ = 116539 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116555.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11651 + ... + 11660.

It is an arithmetic number, because the mean of its divisors is an integer number (34968).

2¹¹⁶⁵⁵⁵ is an apocalyptic number.

116555 is a deficient number, since it is larger than the sum of its proper divisors (23317).

116555 is an equidigital number, since it uses as much as digits as its factorization.

116555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23316.

The product of its digits is 750, while the sum is 23.

The square root of 116555 is about 341.4015231366. The cubic root of 116555 is about 48.8476456190.

The spelling of 116555 in words is "one hundred sixteen thousand, five hundred fifty-five".