134966729 has 2 divisors, whose sum is σ = 134966730. Its totient is φ = 134966728.

The previous prime is 134966687. The next prime is 134966753. The reversal of 134966729 is 927669431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104142025 + 30824704 = 10205^2 + 5552^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134966729 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (134966759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67483364 + 67483365.

It is an arithmetic number, because the mean of its divisors is an integer number (67483365).

Almost surely, 2^134966729 is an apocalyptic number.

It is an amenable number.

134966729 is a deficient number, since it is larger than the sum of its proper divisors (1).

134966729 is an equidigital number, since it uses as much as digits as its factorization.

134966729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 47.

The square root of 134966729 is about 11617.5181945199. The cubic root of 134966729 is about 512.9506378666.

The spelling of 134966729 in words is "one hundred thirty-four million, nine hundred sixty-six thousand, seven hundred twenty-nine".