9140093 has 2 divisors, whose sum is σ = 9140094. Its totient is φ = 9140092.

The previous prime is 9140081. The next prime is 9140099. The reversal of 9140093 is 3900419.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7171684 + 1968409 = 2678^2 + 1403^2 .

It is a cyclic number.

It is not a de Polignac number, because 9140093 - 2⁶ = 9140029 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9140099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4570046 + 4570047.

It is an arithmetic number, because the mean of its divisors is an integer number (4570047).

Almost surely, 2^9140093 is an apocalyptic number.

It is an amenable number.

9140093 is a deficient number, since it is larger than the sum of its proper divisors (1).

9140093 is an equidigital number, since it uses as much as digits as its factorization.

9140093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 9140093 is about 3023.2586723600. The cubic root of 9140093 is about 209.0821087148.

It can be divided in two parts, 91 and 40093, that multiplied together give a palindrome (3648463).

The spelling of 9140093 in words is "nine million, one hundred forty thousand, ninety-three".