134945589 has 8 divisors (see below), whose sum is σ = 181301472. Its totient is φ = 89276720.

The previous prime is 134945539. The next prime is 134945621. The reversal of 134945589 is 985549431.

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 134945589 - 2¹² = 134941493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134945539) 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, 171294 + ... + 172079.

It is an arithmetic number, because the mean of its divisors is an integer number (22662684).

Almost surely, 2^134945589 is an apocalyptic number.

It is an amenable number.

134945589 is a deficient number, since it is larger than the sum of its proper divisors (46355883).

134945589 is a wasteful number, since it uses less digits than its factorization.

134945589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343507.

The product of its digits is 777600, while the sum is 48.

The square root of 134945589 is about 11616.6083260132. The cubic root of 134945589 is about 512.9238551112.

The spelling of 134945589 in words is "one hundred thirty-four million, nine hundred forty-five thousand, five hundred eighty-nine".