1131143033 has 2 divisors, whose sum is σ = 1131143034. Its totient is φ = 1131143032.

The previous prime is 1131143009. The next prime is 1131143051. The reversal of 1131143033 is 3303411311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1110422329 + 20720704 = 33323^2 + 4552^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131143033 - 2¹² = 1131138937 is a prime.

It is a super-2 number, since 2×1131143033² = 2558969122208878178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131142996 and 1131143014.

It is not a weakly prime, because it can be changed into another prime (1131143063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565571516 + 565571517.

It is an arithmetic number, because the mean of its divisors is an integer number (565571517).

Almost surely, 2^1131143033 is an apocalyptic number.

It is an amenable number.

1131143033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131143033 is an equidigital number, since it uses as much as digits as its factorization.

1131143033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1131143033 is about 33632.4699211937. The cubic root of 1131143033 is about 1041.9315168365.

Adding to 1131143033 its reverse (3303411311), we get a palindrome (4434554344).

The spelling of 1131143033 in words is "one billion, one hundred thirty-one million, one hundred forty-three thousand, thirty-three".