134729668 has 12 divisors (see below), whose sum is σ = 237940780. Its totient is φ = 66746592.

The previous prime is 134729659. The next prime is 134729669. The reversal of 134729668 is 866927431.

It can be written as a sum of positive squares in 2 ways, for example, as 71876484 + 62853184 = 8478^2 + 7928^2 .

It is not an unprimeable number, because it can be changed into a prime (134729669) 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 in 3 ways as a sum of consecutive naturals, for example, 154071 + ... + 154942.

Almost surely, 2^134729668 is an apocalyptic number.

It is an amenable number.

134729668 is a deficient number, since it is larger than the sum of its proper divisors (103211112).

134729668 is a wasteful number, since it uses less digits than its factorization.

134729668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309126 (or 309124 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The square root of 134729668 is about 11607.3109719693. The cubic root of 134729668 is about 512.6501394738.

The spelling of 134729668 in words is "one hundred thirty-four million, seven hundred twenty-nine thousand, six hundred sixty-eight".