1118118 has 16 divisors (see below), whose sum is σ = 2246976. Its totient is φ = 370920.

The previous prime is 1118113. The next prime is 1118123. The reversal of 1118118 is 8118111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1118113) and next prime (1118123).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1118094 and 1118103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118113) 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, 1705 + ... + 2267.

It is an arithmetic number, because the mean of its divisors is an integer number (140436).

2^1118118 is an apocalyptic number.

1118118 is an abundant number, since it is smaller than the sum of its proper divisors (1128858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1118118 is a wasteful number, since it uses less digits than its factorization.

1118118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899.

The product of its digits is 64, while the sum is 21.

The square root of 1118118 is about 1057.4109891617. The cubic root of 1118118 is about 103.7916811284.

The spelling of 1118118 in words is "one million, one hundred eighteen thousand, one hundred eighteen".