9805230833 has 2 divisors, whose sum is σ = 9805230834. Its totient is φ = 9805230832.

The previous prime is 9805230823. The next prime is 9805230847. The reversal of 9805230833 is 3380325089.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5853474064 + 3951756769 = 76508^2 + 62863^2 .

It is a cyclic number.

It is not a de Polignac number, because 9805230833 - 2⁸ = 9805230577 is a prime.

It is a super-2 number, since 2×9805230833² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9805230823) 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, 4902615416 + 4902615417.

It is an arithmetic number, because the mean of its divisors is an integer number (4902615417).

Almost surely, 2^9805230833 is an apocalyptic number.

It is an amenable number.

9805230833 is a deficient number, since it is larger than the sum of its proper divisors (1).

9805230833 is an equidigital number, since it uses as much as digits as its factorization.

9805230833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 9805230833 is about 99021.3655379484. The cubic root of 9805230833 is about 2140.3556366619.

The spelling of 9805230833 in words is "nine billion, eight hundred five million, two hundred thirty thousand, eight hundred thirty-three".