30340039 has 2 divisors, whose sum is σ = 30340040. Its totient is φ = 30340038.

The previous prime is 30340033. The next prime is 30340043. The reversal of 30340039 is 93004303.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30340039 - 2³ = 30340031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30340031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15170019 + 15170020.

It is an arithmetic number, because the mean of its divisors is an integer number (15170020).

Almost surely, 2^30340039 is an apocalyptic number.

30340039 is a deficient number, since it is larger than the sum of its proper divisors (1).

30340039 is an equidigital number, since it uses as much as digits as its factorization.

30340039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 30340039 is about 5508.1792817591. The cubic root of 30340039 is about 311.8928208177.

The spelling of 30340039 in words is "thirty million, three hundred forty thousand, thirty-nine".