1118018 has 16 divisors (see below), whose sum is σ = 1853280. Its totient is φ = 501600.

The previous prime is 1118011. The next prime is 1118021. The reversal of 1118018 is 8108111.

1118018 is nontrivially palindromic in base 3.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1118011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1673 + ... + 2243.

It is an arithmetic number, because the mean of its divisors is an integer number (115830).

2^1118018 is an apocalyptic number.

1118018 is a deficient number, since it is larger than the sum of its proper divisors (735262).

1118018 is a wasteful number, since it uses less digits than its factorization.

1118018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673.

The product of its (nonzero) digits is 64, while the sum is 20.

The square root of 1118018 is about 1057.3637028005. The cubic root of 1118018 is about 103.7885867986.

The spelling of 1118018 in words is "one million, one hundred eighteen thousand, eighteen".