9696691321 has 4 divisors (see below), whose sum is σ = 9708249600. Its totient is φ = 9685133044.

The previous prime is 9696691273. The next prime is 9696691327. The reversal of 9696691321 is 1231966969.

9696691321 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 a cyclic number.

It is not a de Polignac number, because 9696691321 - 2²³ = 9688302713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9696691327) 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, 5777881 + ... + 5779558.

It is an arithmetic number, because the mean of its divisors is an integer number (2427062400).

Almost surely, 2^9696691321 is an apocalyptic number.

It is an amenable number.

9696691321 is a deficient number, since it is larger than the sum of its proper divisors (11558279).

9696691321 is a wasteful number, since it uses less digits than its factorization.

9696691321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11558278.

The product of its digits is 944784, while the sum is 52.

The square root of 9696691321 is about 98471.7793126538. The cubic root of 9696691321 is about 2132.4287225509.

The spelling of 9696691321 in words is "nine billion, six hundred ninety-six million, six hundred ninety-one thousand, three hundred twenty-one".