1131033 has 4 divisors (see below), whose sum is σ = 1508048. Its totient is φ = 754020.

The previous prime is 1131023. The next prime is 1131047. The reversal of 1131033 is 3301311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1131033 - 2⁸ = 1130777 is a prime.

It is a D-number.

It is the 1064-th Hogben number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1131023) by changing a digit.

It is a nontrivial repunit in base 1063.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188503 + ... + 188508.

It is an arithmetic number, because the mean of its divisors is an integer number (377012).

2^1131033 is an apocalyptic number.

It is an amenable number.

1131033 is a deficient number, since it is larger than the sum of its proper divisors (377015).

1131033 is an equidigital number, since it uses as much as digits as its factorization.

1131033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377014.

The product of its (nonzero) digits is 27, while the sum is 12.

The square root of 1131033 is about 1063.5003526093. The cubic root of 1131033 is about 104.1897730786.

Adding to 1131033 its reverse (3301311), we get a palindrome (4432344).

The spelling of 1131033 in words is "one million, one hundred thirty-one thousand, thirty-three".