9969505529 has 2 divisors, whose sum is σ = 9969505530. Its totient is φ = 9969505528.

The previous prime is 9969505501. The next prime is 9969505577. The reversal of 9969505529 is 9255059699.

9969505529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8235199504 + 1734306025 = 90748^2 + 41645^2 .

It is an emirp because it is prime and its reverse (9255059699) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9969505529 is a prime.

It is not a weakly prime, because it can be changed into another prime (9969505129) 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, 4984752764 + 4984752765.

It is an arithmetic number, because the mean of its divisors is an integer number (4984752765).

Almost surely, 2^9969505529 is an apocalyptic number.

It is an amenable number.

9969505529 is a deficient number, since it is larger than the sum of its proper divisors (1).

9969505529 is an equidigital number, since it uses as much as digits as its factorization.

9969505529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9841500, while the sum is 59.

The square root of 9969505529 is about 99847.4112283338. The cubic root of 9969505529 is about 2152.2425153401.

The spelling of 9969505529 in words is "nine billion, nine hundred sixty-nine million, five hundred five thousand, five hundred twenty-nine".