9931093 has 2 divisors, whose sum is σ = 9931094. Its totient is φ = 9931092.

The previous prime is 9931063. The next prime is 9931109. The reversal of 9931093 is 3901399.

It is a happy number.

9931093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9253764 + 677329 = 3042^2 + 823^2 .

It is a cyclic number.

It is not a de Polignac number, because 9931093 - 2⁹ = 9930581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9931063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4965546 + 4965547.

It is an arithmetic number, because the mean of its divisors is an integer number (4965547).

Almost surely, 2^9931093 is an apocalyptic number.

It is an amenable number.

9931093 is a deficient number, since it is larger than the sum of its proper divisors (1).

9931093 is an equidigital number, since it uses as much as digits as its factorization.

9931093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6561, while the sum is 34.

The square root of 9931093 is about 3151.3636730787. The cubic root of 9931093 is about 214.9474759022.

The spelling of 9931093 in words is "nine million, nine hundred thirty-one thousand, ninety-three".