964601321 has 2 divisors, whose sum is σ = 964601322. Its totient is φ = 964601320.

The previous prime is 964601317. The next prime is 964601333. The reversal of 964601321 is 123106469.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 930250000 + 34351321 = 30500^2 + 5861^2 .

It is a cyclic number.

It is not a de Polignac number, because 964601321 - 2² = 964601317 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (964601311) 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 as a sum of consecutive naturals, namely, 482300660 + 482300661.

It is an arithmetic number, because the mean of its divisors is an integer number (482300661).

Almost surely, 2^964601321 is an apocalyptic number.

It is an amenable number.

964601321 is a deficient number, since it is larger than the sum of its proper divisors (1).

964601321 is an equidigital number, since it uses as much as digits as its factorization.

964601321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 964601321 is about 31058.0315055542. The cubic root of 964601321 is about 988.0584063037.

The spelling of 964601321 in words is "nine hundred sixty-four million, six hundred one thousand, three hundred twenty-one".