134729 has 8 divisors (see below), whose sum is σ = 162240. Its totient is φ = 109296.
The previous prime is 134707. The next prime is 134731. The reversal of 134729 is 927431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 134729 - 212 = 130633 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 134698 and 134707.
It is not an unprimeable number, because it can be changed into a prime (134789) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374 + ... + 639.
It is an arithmetic number, because the mean of its divisors is an integer number (20280).
2134729 is an apocalyptic number.
134729 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
134729 is a deficient number, since it is larger than the sum of its proper divisors (27511).
134729 is a wasteful number, since it uses less digits than its factorization.
134729 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1039.
The product of its digits is 1512, while the sum is 26.
The square root of 134729 is about 367.0544918674. The cubic root of 134729 is about 51.2649292220.
The spelling of 134729 in words is "one hundred thirty-four thousand, seven hundred twenty-nine".
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