1028323039 has 2 divisors, whose sum is σ = 1028323040. Its totient is φ = 1028323038.

The previous prime is 1028323019. The next prime is 1028323069. The reversal of 1028323039 is 9303238201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1028323039 - 2⁵ = 1028323007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1028323039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1028323019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514161519 + 514161520.

It is an arithmetic number, because the mean of its divisors is an integer number (514161520).

Almost surely, 2^1028323039 is an apocalyptic number.

1028323039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1028323039 is an equidigital number, since it uses as much as digits as its factorization.

1028323039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 1028323039 is about 32067.4763428618. The cubic root of 1028323039 is about 1009.3532568350.

The spelling of 1028323039 in words is "one billion, twenty-eight million, three hundred twenty-three thousand, thirty-nine".