9975803 has 2 divisors, whose sum is σ = 9975804. Its totient is φ = 9975802.

The previous prime is 9975773. The next prime is 9975827. The reversal of 9975803 is 3085799.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9975803 - 2⁸ = 9975547 is a prime.

It is not a weakly prime, because it can be changed into another prime (9975863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4987901 + 4987902.

It is an arithmetic number, because the mean of its divisors is an integer number (4987902).

Almost surely, 2^9975803 is an apocalyptic number.

9975803 is a deficient number, since it is larger than the sum of its proper divisors (1).

9975803 is an equidigital number, since it uses as much as digits as its factorization.

9975803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 9975803 is about 3158.4494613655. The cubic root of 9975803 is about 215.2695591371.

The spelling of 9975803 in words is "nine million, nine hundred seventy-five thousand, eight hundred three".