9631325321 has 4 divisors (see below), whose sum is σ = 10138237200. Its totient is φ = 9124413444.

The previous prime is 9631325273. The next prime is 9631325351. The reversal of 9631325321 is 1235231369.

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 a cyclic number.

It is not a de Polignac number, because 9631325321 - 2⁶ = 9631325257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9631325351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253455911 + ... + 253455948.

It is an arithmetic number, because the mean of its divisors is an integer number (2534559300).

Almost surely, 2^9631325321 is an apocalyptic number.

It is an amenable number.

9631325321 is a deficient number, since it is larger than the sum of its proper divisors (506911879).

9631325321 is a wasteful number, since it uses less digits than its factorization.

9631325321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506911878.

The product of its digits is 29160, while the sum is 35.

The square root of 9631325321 is about 98139.3158779905. The cubic root of 9631325321 is about 2127.6263035948.

The spelling of 9631325321 in words is "nine billion, six hundred thirty-one million, three hundred twenty-five thousand, three hundred twenty-one".