9910993 has 2 divisors, whose sum is σ = 9910994. Its totient is φ = 9910992.

The previous prime is 9910973. The next prime is 9911009. The reversal of 9910993 is 3990199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9909904 + 1089 = 3148^2 + 33^2 .

It is a cyclic number.

It is not a de Polignac number, because 9910993 - 2¹⁷ = 9779921 is a prime.

It is not a weakly prime, because it can be changed into another prime (9910973) 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, 4955496 + 4955497.

It is an arithmetic number, because the mean of its divisors is an integer number (4955497).

Almost surely, 2^9910993 is an apocalyptic number.

It is an amenable number.

9910993 is a deficient number, since it is larger than the sum of its proper divisors (1).

9910993 is an equidigital number, since it uses as much as digits as its factorization.

9910993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19683, while the sum is 40.

The square root of 9910993 is about 3148.1729622116. The cubic root of 9910993 is about 214.8023639012.

The spelling of 9910993 in words is "nine million, nine hundred ten thousand, nine hundred ninety-three".