964904449 has 2 divisors, whose sum is σ = 964904450. Its totient is φ = 964904448.

The previous prime is 964904429. The next prime is 964904483. The reversal of 964904449 is 944409469.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 612216049 + 352688400 = 24743^2 + 18780^2 .

It is an emirp because it is prime and its reverse (944409469) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 964904449 - 2¹¹ = 964902401 is a prime.

It is not a weakly prime, because it can be changed into another prime (964904429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482452224 + 482452225.

It is an arithmetic number, because the mean of its divisors is an integer number (482452225).

Almost surely, 2^964904449 is an apocalyptic number.

It is an amenable number.

964904449 is a deficient number, since it is larger than the sum of its proper divisors (1).

964904449 is an equidigital number, since it uses as much as digits as its factorization.

964904449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The square root of 964904449 is about 31062.9111481844. The cubic root of 964904449 is about 988.1618952767.

The spelling of 964904449 in words is "nine hundred sixty-four million, nine hundred four thousand, four hundred forty-nine".