999995093 has 2 divisors, whose sum is σ = 999995094. Its totient is φ = 999995092.

The previous prime is 999994987. The next prime is 999995107. The reversal of 999995093 is 390599999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 791972164 + 208022929 = 28142^2 + 14423^2 .

It is a cyclic number.

It is not a de Polignac number, because 999995093 - 2⁸ = 999994837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999995393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499997546 + 499997547.

It is an arithmetic number, because the mean of its divisors is an integer number (499997547).

Almost surely, 2^999995093 is an apocalyptic number.

It is an amenable number.

999995093 is a deficient number, since it is larger than the sum of its proper divisors (1).

999995093 is an equidigital number, since it uses as much as digits as its factorization.

999995093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7971615, while the sum is 62.

The square root of 999995093 is about 31622.6990151062. The cubic root of 999995093 is about 999.9983643307.

The spelling of 999995093 in words is "nine hundred ninety-nine million, nine hundred ninety-five thousand, ninety-three".