9601320509 has 8 divisors (see below), whose sum is σ = 10729635840. Its totient is φ = 8515583200.

The previous prime is 9601320473. The next prime is 9601320577. The reversal of 9601320509 is 9050231069.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9601320509 - 2¹⁶ = 9601254973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9601820509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10644029 + ... + 10644930.

It is an arithmetic number, because the mean of its divisors is an integer number (1341204480).

Almost surely, 2^9601320509 is an apocalyptic number.

It is an amenable number.

9601320509 is a deficient number, since it is larger than the sum of its proper divisors (1128315331).

9601320509 is a wasteful number, since it uses less digits than its factorization.

9601320509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21289011.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 9601320509 is about 97986.3281738835. The cubic root of 9601320509 is about 2125.4145818283.

The spelling of 9601320509 in words is "nine billion, six hundred one million, three hundred twenty thousand, five hundred nine".