8317420653 has 4 divisors (see below), whose sum is σ = 11089894208. Its totient is φ = 5544947100.

The previous prime is 8317420651. The next prime is 8317420693. The reversal of 8317420653 is 3560247138.

8317420653 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 8317420653 - 2¹ = 8317420651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8317420651) 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 in 3 ways as a sum of consecutive naturals, for example, 1386236773 + ... + 1386236778.

It is an arithmetic number, because the mean of its divisors is an integer number (2772473552).

Almost surely, 2^8317420653 is an apocalyptic number.

It is an amenable number.

8317420653 is a deficient number, since it is larger than the sum of its proper divisors (2772473555).

8317420653 is a wasteful number, since it uses less digits than its factorization.

8317420653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2772473554.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 8317420653 is about 91199.8939308594. The cubic root of 8317420653 is about 2026.1093877869.

The spelling of 8317420653 in words is "eight billion, three hundred seventeen million, four hundred twenty thousand, six hundred fifty-three".