134053009 has 4 divisors (see below), whose sum is σ = 134222004. Its totient is φ = 133884016.

The previous prime is 134053001. The next prime is 134053013. The reversal of 134053009 is 900350431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 900350431 = 337 ⋅2671663.

It can be written as a sum of positive squares in 2 ways, for example, as 89870400 + 44182609 = 9480^2 + 6647^2 .

It is a cyclic number.

It is not a de Polignac number, because 134053009 - 2³ = 134053001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134053001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83302 + ... + 84895.

It is an arithmetic number, because the mean of its divisors is an integer number (33555501).

Almost surely, 2^134053009 is an apocalyptic number.

It is an amenable number.

134053009 is a deficient number, since it is larger than the sum of its proper divisors (168995).

134053009 is an equidigital number, since it uses as much as digits as its factorization.

134053009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168994.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 134053009 is about 11578.1263164642. The cubic root of 134053009 is about 511.7904632188.

The spelling of 134053009 in words is "one hundred thirty-four million, fifty-three thousand, nine".