306080039 has 2 divisors, whose sum is σ = 306080040. Its totient is φ = 306080038.

The previous prime is 306079993. The next prime is 306080069. The reversal of 306080039 is 930080603.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 306080039 - 2¹⁶ = 306014503 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 306079993 and 306080020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (306080069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153040019 + 153040020.

It is an arithmetic number, because the mean of its divisors is an integer number (153040020).

Almost surely, 2^306080039 is an apocalyptic number.

306080039 is a deficient number, since it is larger than the sum of its proper divisors (1).

306080039 is an equidigital number, since it uses as much as digits as its factorization.

306080039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 306080039 is about 17495.1432974983. The cubic root of 306080039 is about 673.9251583286.

The spelling of 306080039 in words is "three hundred six million, eighty thousand, thirty-nine".