40066099 has 2 divisors, whose sum is σ = 40066100. Its totient is φ = 40066098.

The previous prime is 40066051. The next prime is 40066151. The reversal of 40066099 is 99066004.

40066099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40066099 - 2⁹ = 40065587 is a prime.

It is not a weakly prime, because it can be changed into another prime (40066699) 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, 20033049 + 20033050.

It is an arithmetic number, because the mean of its divisors is an integer number (20033050).

Almost surely, 2^40066099 is an apocalyptic number.

40066099 is a deficient number, since it is larger than the sum of its proper divisors (1).

40066099 is an equidigital number, since it uses as much as digits as its factorization.

40066099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 40066099 is about 6329.7787481080. The cubic root of 40066099 is about 342.1834651665.

The spelling of 40066099 in words is "forty million, sixty-six thousand, ninety-nine".