134689000 has 48 divisors (see below), whose sum is σ = 316033380. Its totient is φ = 53728800.

The previous prime is 134688979. The next prime is 134689003. The reversal of 134689000 is 986431.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 91049764 + 43639236 = 9542^2 + 6606^2 .

It is a super-2 number, since 2×134689000² = 36282253442000000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134689003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 366817 + ... + 367183.

Almost surely, 2^134689000 is an apocalyptic number.

134689000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134689000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158016690).

134689000 is an abundant number, since it is smaller than the sum of its proper divisors (181344380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134689000 is an frugal number, since it uses more digits than its factorization.

134689000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755 (or 374 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 134689000 is about 11605.5590128180. The cubic root of 134689000 is about 512.5985533255.

The spelling of 134689000 in words is "one hundred thirty-four million, six hundred eighty-nine thousand".