9403963 has 2 divisors, whose sum is σ = 9403964. Its totient is φ = 9403962.

The previous prime is 9403921. The next prime is 9403967. The reversal of 9403963 is 3693049.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9403963 - 2⁹ = 9403451 is a prime.

It is not a weakly prime, because it can be changed into another prime (9403967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4701981 + 4701982.

It is an arithmetic number, because the mean of its divisors is an integer number (4701982).

Almost surely, 2^9403963 is an apocalyptic number.

9403963 is a deficient number, since it is larger than the sum of its proper divisors (1).

9403963 is an equidigital number, since it uses as much as digits as its factorization.

9403963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 9403963 is about 3066.5881692852. The cubic root of 9403963 is about 211.0750839003.

The spelling of 9403963 in words is "nine million, four hundred three thousand, nine hundred sixty-three".