134405039 has 2 divisors, whose sum is σ = 134405040. Its totient is φ = 134405038.

The previous prime is 134404997. The next prime is 134405087. The reversal of 134405039 is 930504431.

134405039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134405039 - 2⁸ = 134404783 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134405099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67202519 + 67202520.

It is an arithmetic number, because the mean of its divisors is an integer number (67202520).

Almost surely, 2^134405039 is an apocalyptic number.

134405039 is a deficient number, since it is larger than the sum of its proper divisors (1).

134405039 is an equidigital number, since it uses as much as digits as its factorization.

134405039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 134405039 is about 11593.3187224366. The cubic root of 134405039 is about 512.2380675404.

The spelling of 134405039 in words is "one hundred thirty-four million, four hundred five thousand, thirty-nine".