118893 has 4 divisors (see below), whose sum is σ = 158528. Its totient is φ = 79260.

The previous prime is 118891. The next prime is 118897. The reversal of 118893 is 398811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 118893 - 2¹ = 118891 is a prime.

It is a D-number.

It is a Duffinian number.

118893 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 118893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19813 + ... + 19818.

It is an arithmetic number, because the mean of its divisors is an integer number (39632).

2¹¹⁸⁸⁹³ is an apocalyptic number.

It is an amenable number.

118893 is a deficient number, since it is larger than the sum of its proper divisors (39635).

118893 is an equidigital number, since it uses as much as digits as its factorization.

118893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39634.

The product of its digits is 1728, while the sum is 30.

The square root of 118893 is about 344.8086425831. The cubic root of 118893 is about 49.1721006475.

The spelling of 118893 in words is "one hundred eighteen thousand, eight hundred ninety-three".