618118 has 4 divisors (see below), whose sum is σ = 927180. Its totient is φ = 309058.

The previous prime is 618083. The next prime is 618119. The reversal of 618118 is 811816.

It is a happy number.

618118 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 618092 and 618101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (618119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154528 + ... + 154531.

It is an arithmetic number, because the mean of its divisors is an integer number (231795).

2⁶¹⁸¹¹⁸ is an apocalyptic number.

618118 is a deficient number, since it is larger than the sum of its proper divisors (309062).

618118 is a wasteful number, since it uses less digits than its factorization.

618118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309061.

The product of its digits is 384, while the sum is 25.

The square root of 618118 is about 786.2048079222. The cubic root of 618118 is about 85.1838236241.

The spelling of 618118 in words is "six hundred eighteen thousand, one hundred eighteen".