968205449 has 2 divisors, whose sum is σ = 968205450. Its totient is φ = 968205448.

The previous prime is 968205421. The next prime is 968205461. The reversal of 968205449 is 944502869.

968205449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 714599824 + 253605625 = 26732^2 + 15925^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-968205449 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (968205419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484102724 + 484102725.

It is an arithmetic number, because the mean of its divisors is an integer number (484102725).

Almost surely, 2^968205449 is an apocalyptic number.

It is an amenable number.

968205449 is a deficient number, since it is larger than the sum of its proper divisors (1).

968205449 is an equidigital number, since it uses as much as digits as its factorization.

968205449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 968205449 is about 31115.9998875177. Note that the first 3 decimals coincide. The cubic root of 968205449 is about 989.2874677707.

The spelling of 968205449 in words is "nine hundred sixty-eight million, two hundred five thousand, four hundred forty-nine".