999828983 has 2 divisors, whose sum is σ = 999828984. Its totient is φ = 999828982.

The previous prime is 999828967. The next prime is 999828989. The reversal of 999828983 is 389828999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 999828983 - 2⁴ = 999828967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999828989) 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, 499914491 + 499914492.

It is an arithmetic number, because the mean of its divisors is an integer number (499914492).

Almost surely, 2^999828983 is an apocalyptic number.

999828983 is a deficient number, since it is larger than the sum of its proper divisors (1).

999828983 is an equidigital number, since it uses as much as digits as its factorization.

999828983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20155392, while the sum is 65.

The square root of 999828983 is about 31620.0724698727. The cubic root of 999828983 is about 999.9429910834.

The spelling of 999828983 in words is "nine hundred ninety-nine million, eight hundred twenty-eight thousand, nine hundred eighty-three".