134520089 has 8 divisors (see below), whose sum is σ = 146843040. Its totient is φ = 122212800.

The previous prime is 134520073. The next prime is 134520091. The reversal of 134520089 is 980025431.

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 134520089 - 2⁴ = 134520073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (134520289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20942 + ... + 26600.

It is an arithmetic number, because the mean of its divisors is an integer number (18355380).

Almost surely, 2^134520089 is an apocalyptic number.

It is an amenable number.

134520089 is a deficient number, since it is larger than the sum of its proper divisors (12322951).

134520089 is a wasteful number, since it uses less digits than its factorization.

134520089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7831.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 134520089 is about 11598.2795706950. The cubic root of 134520089 is about 512.3841835458.

The spelling of 134520089 in words is "one hundred thirty-four million, five hundred twenty thousand, eighty-nine".