1118033 has 6 divisors (see below), whose sum is σ = 1300626. Its totient is φ = 958272.

The previous prime is 1118027. The next prime is 1118041. The reversal of 1118033 is 3308111.

It can be written as a sum of positive squares in only one way, i.e., 1117249 + 784 = 1057^2 + 28^2 .

It is not a de Polignac number, because 1118033 - 2¹⁰ = 1117009 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1118003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11360 + ... + 11457.

It is an arithmetic number, because the mean of its divisors is an integer number (216771).

2^1118033 is an apocalyptic number.

It is an amenable number.

1118033 is a deficient number, since it is larger than the sum of its proper divisors (182593).

1118033 is an equidigital number, since it uses as much as digits as its factorization.

1118033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22831 (or 22824 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1118033 is about 1057.3707958895. The cubic root of 1118033 is about 103.7890509598.

The spelling of 1118033 in words is "one million, one hundred eighteen thousand, thirty-three".