134382009 has 16 divisors (see below), whose sum is σ = 184184000. Its totient is φ = 87103296.

The previous prime is 134381987. The next prime is 134382043. The reversal of 134382009 is 900283431.

It is a de Polignac number, because none of the positive numbers 2^k-134382009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134382089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27267 + ... + 31815.

It is an arithmetic number, because the mean of its divisors is an integer number (11511500).

Almost surely, 2^134382009 is an apocalyptic number.

It is an amenable number.

134382009 is a deficient number, since it is larger than the sum of its proper divisors (49801991).

134382009 is a wasteful number, since it uses less digits than its factorization.

134382009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4824.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 134382009 is about 11592.3254353904. The cubic root of 134382009 is about 512.2088089237.

The spelling of 134382009 in words is "one hundred thirty-four million, three hundred eighty-two thousand, nine".