9896713009 has 4 divisors (see below), whose sum is σ = 9897048304. Its totient is φ = 9896377716.

The previous prime is 9896712977. The next prime is 9896713019. The reversal of 9896713009 is 9003176989.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9003176989 = 3989 ⋅2257001.

It is a cyclic number.

It is not a de Polignac number, because 9896713009 - 2⁵ = 9896712977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9896713019) 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, 118587 + ... + 184000.

It is an arithmetic number, because the mean of its divisors is an integer number (2474262076).

Almost surely, 2^9896713009 is an apocalyptic number.

It is an amenable number.

9896713009 is a deficient number, since it is larger than the sum of its proper divisors (335295).

9896713009 is a wasteful number, since it uses less digits than its factorization.

9896713009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335294.

The product of its (nonzero) digits is 734832, while the sum is 52.

The square root of 9896713009 is about 99482.2245881142. The cubic root of 9896713009 is about 2146.9915022102.

The spelling of 9896713009 in words is "nine billion, eight hundred ninety-six million, seven hundred thirteen thousand, nine".