134320 has 40 divisors (see below), whose sum is σ = 330336. Its totient is φ = 50688.

The previous prime is 134293. The next prime is 134327. The reversal of 134320 is 23431.

It is a tau number, because it is divible by the number of its divisors (40).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 134320.

It is not an unprimeable number, because it can be changed into a prime (134327) 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, 1804 + ... + 1876.

2¹³⁴³²⁰ is an apocalyptic number.

134320 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 134320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165168).

134320 is an abundant number, since it is smaller than the sum of its proper divisors (196016).

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

134320 is a wasteful number, since it uses less digits than its factorization.

134320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 134320 is about 366.4969304101. The cubic root of 134320 is about 51.2130012556.

Adding to 134320 its reverse (23431), we get a palindrome (157751).

Subtracting from 134320 its reverse (23431), we obtain a square (110889 = 333²).

It can be divided in two parts, 134 and 320, that added together give a palindrome (454).

The spelling of 134320 in words is "one hundred thirty-four thousand, three hundred twenty".