8729645311 has 2 divisors, whose sum is σ = 8729645312. Its totient is φ = 8729645310.

The previous prime is 8729645293. The next prime is 8729645363. The reversal of 8729645311 is 1135469278.

8729645311 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 is a cyclic number.

It is not a de Polignac number, because 8729645311 - 2¹⁷ = 8729514239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8729645711) 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, 4364822655 + 4364822656.

It is an arithmetic number, because the mean of its divisors is an integer number (4364822656).

Almost surely, 2^8729645311 is an apocalyptic number.

8729645311 is a deficient number, since it is larger than the sum of its proper divisors (1).

8729645311 is an equidigital number, since it uses as much as digits as its factorization.

8729645311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 46.

The square root of 8729645311 is about 93432.5709321969. The cubic root of 8729645311 is about 2059.0435525232.

The spelling of 8729645311 in words is "eight billion, seven hundred twenty-nine million, six hundred forty-five thousand, three hundred eleven".