999839041 has 2 divisors, whose sum is σ = 999839042. Its totient is φ = 999839040.

The previous prime is 999839023. The next prime is 999839059. The reversal of 999839041 is 140938999.

It is a balanced prime because it is at equal distance from previous prime (999839023) and next prime (999839059).

It can be written as a sum of positive squares in only one way, i.e., 999824400 + 14641 = 31620^2 + 121^2 .

It is a cyclic number.

It is not a de Polignac number, because 999839041 - 2⁹ = 999838529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 999839041.

It is not a weakly prime, because it can be changed into another prime (999839441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499919520 + 499919521.

It is an arithmetic number, because the mean of its divisors is an integer number (499919521).

Almost surely, 2^999839041 is an apocalyptic number.

It is an amenable number.

999839041 is a deficient number, since it is larger than the sum of its proper divisors (1).

999839041 is an equidigital number, since it uses as much as digits as its factorization.

999839041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 629856, while the sum is 52.

The square root of 999839041 is about 31620.2315140165. The cubic root of 999839041 is about 999.9463441211.

The spelling of 999839041 in words is "nine hundred ninety-nine million, eight hundred thirty-nine thousand, forty-one".