1118133 has 12 divisors (see below), whose sum is σ = 1624480. Its totient is φ = 741096.

The previous prime is 1118123. The next prime is 1118137. The reversal of 1118133 is 3318111.

It is a happy number.

It is not a de Polignac number, because 1118133 - 2⁵ = 1118101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2328 + ... + 2766.

2^1118133 is an apocalyptic number.

It is an amenable number.

1118133 is a deficient number, since it is larger than the sum of its proper divisors (506347).

1118133 is a wasteful number, since it uses less digits than its factorization.

1118133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728 (or 725 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 1118133 is about 1057.4180819335. The cubic root of 1118133 is about 103.7921452619.

The spelling of 1118133 in words is "one million, one hundred eighteen thousand, one hundred thirty-three".