9963426163 has 2 divisors, whose sum is σ = 9963426164. Its totient is φ = 9963426162.

The previous prime is 9963426139. The next prime is 9963426173. The reversal of 9963426163 is 3616243699.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9963426163 - 2⁹ = 9963425651 is a prime.

It is not a weakly prime, because it can be changed into another prime (9963426103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4981713081 + 4981713082.

It is an arithmetic number, because the mean of its divisors is an integer number (4981713082).

Almost surely, 2^9963426163 is an apocalyptic number.

9963426163 is a deficient number, since it is larger than the sum of its proper divisors (1).

9963426163 is an equidigital number, since it uses as much as digits as its factorization.

9963426163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1259712, while the sum is 49.

The square root of 9963426163 is about 99816.9633028375. The cubic root of 9963426163 is about 2151.8049499926.

The spelling of 9963426163 in words is "nine billion, nine hundred sixty-three million, four hundred twenty-six thousand, one hundred sixty-three".