9326460620921 has 2 divisors, whose sum is σ = 9326460620922. Its totient is φ = 9326460620920.

The previous prime is 9326460620899. The next prime is 9326460620923. The reversal of 9326460620921 is 1290260646239.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8918650660921 + 407809960000 = 2986411^2 + 638600^2 .

It is a cyclic number.

It is not a de Polignac number, because 9326460620921 - 2¹⁴ = 9326460604537 is a prime.

Together with 9326460620923, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9326460620921.

It is not a weakly prime, because it can be changed into another prime (9326460620923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4663230310460 + 4663230310461.

It is an arithmetic number, because the mean of its divisors is an integer number (4663230310461).

Almost surely, 2^{9326460620921} is an apocalyptic number.

It is an amenable number.

9326460620921 is a deficient number, since it is larger than the sum of its proper divisors (1).

9326460620921 is an equidigital number, since it uses as much as digits as its factorization.

9326460620921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1679616, while the sum is 50.

The spelling of 9326460620921 in words is "nine trillion, three hundred twenty-six billion, four hundred sixty million, six hundred twenty thousand, nine hundred twenty-one".