447986963 has 2 divisors, whose sum is σ = 447986964. Its totient is φ = 447986962.

The previous prime is 447986923. The next prime is 447986969. The reversal of 447986963 is 369689744.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 447986963 - 2¹⁶ = 447921427 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 447986899 and 447986908.

It is not a weakly prime, because it can be changed into another prime (447986969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223993481 + 223993482.

It is an arithmetic number, because the mean of its divisors is an integer number (223993482).

Almost surely, 2^447986963 is an apocalyptic number.

447986963 is a deficient number, since it is larger than the sum of its proper divisors (1).

447986963 is an equidigital number, since it uses as much as digits as its factorization.

447986963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7838208, while the sum is 56.

The square root of 447986963 is about 21165.7025160990. The cubic root of 447986963 is about 765.1650507501.

The spelling of 447986963 in words is "four hundred forty-seven million, nine hundred eighty-six thousand, nine hundred sixty-three".