134028 has 48 divisors (see below), whose sum is σ = 372960. Its totient is φ = 41472.

The previous prime is 133999. The next prime is 134033. The reversal of 134028 is 820431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 1 + 3⁷ + 0 + 4⁴ + 2¹⁷ + 8³ .

It is a self number, because there is not a number n which added to its sum of digits gives 134028.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1800 + ... + 1872.

It is an arithmetic number, because the mean of its divisors is an integer number (7770).

2¹³⁴⁰²⁸ is an apocalyptic number.

134028 is a gapful number since it is divisible by the number (18) 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 134028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186480).

134028 is an abundant number, since it is smaller than the sum of its proper divisors (238932).

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

134028 is a wasteful number, since it uses less digits than its factorization.

134028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 134028 is about 366.0983474423. The cubic root of 134028 is about 51.1758634607.

Adding to 134028 its reverse (820431), we get a palindrome (954459).

The spelling of 134028 in words is "one hundred thirty-four thousand, twenty-eight".