134283520 has 108 divisors (see below), whose sum is σ = 374340204. Its totient is φ = 46018560.

The previous prime is 134283511. The next prime is 134283521. The reversal of 134283520 is 25382431.

It can be written as a sum of positive squares in 2 ways, for example, as 94945536 + 39337984 = 9744^2 + 6272^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (134283521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61650 + ... + 63790.

It is an arithmetic number, because the mean of its divisors is an integer number (3466113).

Almost surely, 2^134283520 is an apocalyptic number.

134283520 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 134283520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187170102).

134283520 is an abundant number, since it is smaller than the sum of its proper divisors (240056684).

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

134283520 is an equidigital number, since it uses as much as digits as its factorization.

134283520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176 (or 2155 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 134283520 is about 11588.0766307442. The cubic root of 134283520 is about 512.0836451883.

The spelling of 134283520 in words is "one hundred thirty-four million, two hundred eighty-three thousand, five hundred twenty".