963780647 has 2 divisors, whose sum is σ = 963780648. Its totient is φ = 963780646.

The previous prime is 963780613. The next prime is 963780667. The reversal of 963780647 is 746087369.

It is a strong prime.

It is an emirp because it is prime and its reverse (746087369) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 963780647 - 2²⁸ = 695345191 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 963780595 and 963780604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (963780667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 481890323 + 481890324.

It is an arithmetic number, because the mean of its divisors is an integer number (481890324).

Almost surely, 2^963780647 is an apocalyptic number.

963780647 is a deficient number, since it is larger than the sum of its proper divisors (1).

963780647 is an equidigital number, since it uses as much as digits as its factorization.

963780647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 50.

The square root of 963780647 is about 31044.8167493384. The cubic root of 963780647 is about 987.7781164413.

The spelling of 963780647 in words is "nine hundred sixty-three million, seven hundred eighty thousand, six hundred forty-seven".