999200803 has 2 divisors, whose sum is σ = 999200804. Its totient is φ = 999200802.

The previous prime is 999200779. The next prime is 999200809. The reversal of 999200803 is 308002999.

It is a happy number.

999200803 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 is a cyclic number.

It is not a de Polignac number, because 999200803 - 2²⁵ = 965646371 is a prime.

It is not a weakly prime, because it can be changed into another prime (999200809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499600401 + 499600402.

It is an arithmetic number, because the mean of its divisors is an integer number (499600402).

Almost surely, 2^999200803 is an apocalyptic number.

999200803 is a deficient number, since it is larger than the sum of its proper divisors (1).

999200803 is an equidigital number, since it uses as much as digits as its factorization.

999200803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 999200803 is about 31610.1376618325. The cubic root of 999200803 is about 999.7335300000.

The spelling of 999200803 in words is "nine hundred ninety-nine million, two hundred thousand, eight hundred three".