134580 has 24 divisors (see below), whose sum is σ = 376992. Its totient is φ = 35872.

The previous prime is 134513. The next prime is 134581. The reversal of 134580 is 85431.

It is a super-2 number, since 2×134580² = 36223552800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134581) by changing a digit.

134580 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1062 + ... + 1181.

It is an arithmetic number, because the mean of its divisors is an integer number (15708).

2¹³⁴⁵⁸⁰ is an apocalyptic number.

134580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134580 is an abundant number, since it is smaller than the sum of its proper divisors (242412).

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

134580 is a wasteful number, since it uses less digits than its factorization.

134580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2255 (or 2253 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 134580 is about 366.8514685810. The cubic root of 134580 is about 51.2460238835.

The spelling of 134580 in words is "one hundred thirty-four thousand, five hundred eighty".