9949963 has 2 divisors, whose sum is σ = 9949964. Its totient is φ = 9949962.

The previous prime is 9949943. The next prime is 9949967. The reversal of 9949963 is 3699499.

It is a strong prime.

It is an emirp because it is prime and its reverse (3699499) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9949963 - 2⁵ = 9949931 is a prime.

It is not a weakly prime, because it can be changed into another prime (9949967) 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, 4974981 + 4974982.

It is an arithmetic number, because the mean of its divisors is an integer number (4974982).

Almost surely, 2^9949963 is an apocalyptic number.

9949963 is a deficient number, since it is larger than the sum of its proper divisors (1).

9949963 is an equidigital number, since it uses as much as digits as its factorization.

9949963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472392, while the sum is 49.

The square root of 9949963 is about 3154.3561942178. The cubic root of 9949963 is about 215.0835298295.

The spelling of 9949963 in words is "nine million, nine hundred forty-nine thousand, nine hundred sixty-three".