964320983 has 2 divisors, whose sum is σ = 964320984. Its totient is φ = 964320982.

The previous prime is 964320961. The next prime is 964321037. The reversal of 964320983 is 389023469.

It is a weak prime.

It is an emirp because it is prime and its reverse (389023469) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 964320983 - 2²⁶ = 897212119 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (964320923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482160491 + 482160492.

It is an arithmetic number, because the mean of its divisors is an integer number (482160492).

Almost surely, 2^964320983 is an apocalyptic number.

964320983 is a deficient number, since it is larger than the sum of its proper divisors (1).

964320983 is an equidigital number, since it uses as much as digits as its factorization.

964320983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 964320983 is about 31053.5180454647. The cubic root of 964320983 is about 987.9626786183.

The spelling of 964320983 in words is "nine hundred sixty-four million, three hundred twenty thousand, nine hundred eighty-three".