999719303 has 12 divisors (see below), whose sum is σ = 1100017464. Its totient is φ = 907882800.

The previous prime is 999719293. The next prime is 999719321. The reversal of 999719303 is 303917999.

It is a happy number.

999719303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 999719303 - 2⁸ = 999719047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999719363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128225 + ... + 135797.

It is an arithmetic number, because the mean of its divisors is an integer number (91668122).

Almost surely, 2^999719303 is an apocalyptic number.

999719303 is a deficient number, since it is larger than the sum of its proper divisors (100298161).

999719303 is a wasteful number, since it uses less digits than its factorization.

999719303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8686 (or 8675 counting only the distinct ones).

The product of its (nonzero) digits is 413343, while the sum is 50.

The square root of 999719303 is about 31618.3380809302. The cubic root of 999719303 is about 999.9064255774.

The spelling of 999719303 in words is "nine hundred ninety-nine million, seven hundred nineteen thousand, three hundred three".