134806939 has 2 divisors, whose sum is σ = 134806940. Its totient is φ = 134806938.

The previous prime is 134806927. The next prime is 134806961. The reversal of 134806939 is 939608431.

134806939 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 134806939 - 2⁵ = 134806907 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134806895 and 134806904.

It is not a weakly prime, because it can be changed into another prime (134806999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67403469 + 67403470.

It is an arithmetic number, because the mean of its divisors is an integer number (67403470).

Almost surely, 2^134806939 is an apocalyptic number.

134806939 is a deficient number, since it is larger than the sum of its proper divisors (1).

134806939 is an equidigital number, since it uses as much as digits as its factorization.

134806939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 134806939 is about 11610.6390435669. The cubic root of 134806939 is about 512.7481268459.

The spelling of 134806939 in words is "one hundred thirty-four million, eight hundred six thousand, nine hundred thirty-nine".