134589859 has 4 divisors (see below), whose sum is σ = 140441616. Its totient is φ = 128738104.

The previous prime is 134589853. The next prime is 134589877. The reversal of 134589859 is 958985431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134589859 - 2¹⁹ = 134065571 is a prime.

It is a super-2 number, since 2×134589859² = 36228860291279762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134589853) 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, 2925844 + ... + 2925889.

It is an arithmetic number, because the mean of its divisors is an integer number (35110404).

Almost surely, 2^134589859 is an apocalyptic number.

134589859 is a deficient number, since it is larger than the sum of its proper divisors (5851757).

134589859 is an equidigital number, since it uses as much as digits as its factorization.

134589859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5851756.

The product of its digits is 1555200, while the sum is 52.

The square root of 134589859 is about 11601.2869544719. The cubic root of 134589859 is about 512.4727523884.

It can be divided in two parts, 1345 and 89859, that added together give a square (91204 = 302²).

The spelling of 134589859 in words is "one hundred thirty-four million, five hundred eighty-nine thousand, eight hundred fifty-nine".