1133051081 has 2 divisors, whose sum is σ = 1133051082. Its totient is φ = 1133051080.

The previous prime is 1133051069. The next prime is 1133051089. The reversal of 1133051081 is 1801503311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 818875456 + 314175625 = 28616^2 + 17725^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133051081 - 2¹⁰ = 1133050057 is a prime.

It is a super-2 number, since 2×1133051081² = 2567609504310537122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1133051089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566525540 + 566525541.

It is an arithmetic number, because the mean of its divisors is an integer number (566525541).

Almost surely, 2^1133051081 is an apocalyptic number.

It is an amenable number.

1133051081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133051081 is an equidigital number, since it uses as much as digits as its factorization.

1133051081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 1133051081 is about 33660.8241283543. The cubic root of 1133051081 is about 1042.5170421259.

Adding to 1133051081 its reverse (1801503311), we get a palindrome (2934554392).

The spelling of 1133051081 in words is "one billion, one hundred thirty-three million, fifty-one thousand, eighty-one".