1131133 has 2 divisors, whose sum is σ = 1131134. Its totient is φ = 1131132.

The previous prime is 1131131. The next prime is 1131139. The reversal of 1131133 is 3311311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1085764 + 45369 = 1042^2 + 213^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131133 - 2¹ = 1131131 is a prime.

Together with 1131131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565566 + 565567.

It is an arithmetic number, because the mean of its divisors is an integer number (565567).

2^1131133 is an apocalyptic number.

It is an amenable number.

1131133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131133 is an equidigital number, since it uses as much as digits as its factorization.

1131133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27, while the sum is 13.

The square root of 1131133 is about 1063.5473661290. The cubic root of 1131133 is about 104.1928436257.

Adding to 1131133 its reverse (3311311), we get a palindrome (4442444).

The spelling of 1131133 in words is "one million, one hundred thirty-one thousand, one hundred thirty-three".