1126816693 has 2 divisors, whose sum is σ = 1126816694. Its totient is φ = 1126816692.

The previous prime is 1126816651. The next prime is 1126816697. The reversal of 1126816693 is 3966186211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1126139364 + 677329 = 33558^2 + 823^2 .

It is a cyclic number.

It is not a de Polignac number, because 1126816693 - 2⁹ = 1126816181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1126816697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563408346 + 563408347.

It is an arithmetic number, because the mean of its divisors is an integer number (563408347).

Almost surely, 2^1126816693 is an apocalyptic number.

It is an amenable number.

1126816693 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126816693 is an equidigital number, since it uses as much as digits as its factorization.

1126816693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 43.

The square root of 1126816693 is about 33568.0903984722. The cubic root of 1126816693 is about 1040.6014435932.

The spelling of 1126816693 in words is "one billion, one hundred twenty-six million, eight hundred sixteen thousand, six hundred ninety-three".