1126809533 has 2 divisors, whose sum is σ = 1126809534. Its totient is φ = 1126809532.

The previous prime is 1126809517. The next prime is 1126809559. The reversal of 1126809533 is 3359086211.

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., 925254724 + 201554809 = 30418^2 + 14197^2 .

It is a cyclic number.

It is not a de Polignac number, because 1126809533 - 2⁴ = 1126809517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1126809503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563404766 + 563404767.

It is an arithmetic number, because the mean of its divisors is an integer number (563404767).

Almost surely, 2^1126809533 is an apocalyptic number.

It is an amenable number.

1126809533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126809533 is an equidigital number, since it uses as much as digits as its factorization.

1126809533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 1126809533 is about 33567.9837494003. The cubic root of 1126809533 is about 1040.5992395310.

The spelling of 1126809533 in words is "one billion, one hundred twenty-six million, eight hundred nine thousand, five hundred thirty-three".