34405039 has 2 divisors, whose sum is σ = 34405040. Its totient is φ = 34405038.

The previous prime is 34404989. The next prime is 34405043. The reversal of 34405039 is 93050443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34405039 - 2¹⁵ = 34372271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34404998 and 34405016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34405069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17202519 + 17202520.

It is an arithmetic number, because the mean of its divisors is an integer number (17202520).

Almost surely, 2^34405039 is an apocalyptic number.

34405039 is a deficient number, since it is larger than the sum of its proper divisors (1).

34405039 is an equidigital number, since it uses as much as digits as its factorization.

34405039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 34405039 is about 5865.5808749006. The cubic root of 34405039 is about 325.2425455719.

The spelling of 34405039 in words is "thirty-four million, four hundred five thousand, thirty-nine".