1133133161 has 2 divisors, whose sum is σ = 1133133162. Its totient is φ = 1133133160.

The previous prime is 1133133149. The next prime is 1133133167. The reversal of 1133133161 is 1613313311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1096603225 + 36529936 = 33115^2 + 6044^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133133161 - 2⁶ = 1133133097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1133133167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566566580 + 566566581.

It is an arithmetic number, because the mean of its divisors is an integer number (566566581).

Almost surely, 2^1133133161 is an apocalyptic number.

It is an amenable number.

1133133161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133133161 is an equidigital number, since it uses as much as digits as its factorization.

1133133161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 486, while the sum is 23.

The square root of 1133133161 is about 33662.0433277601. The cubic root of 1133133161 is about 1042.5422153753.

Adding to 1133133161 its reverse (1613313311), we get a palindrome (2746446472).

The spelling of 1133133161 in words is "one billion, one hundred thirty-three million, one hundred thirty-three thousand, one hundred sixty-one".