134530816 has 72 divisors (see below), whose sum is σ = 315348320. Its totient is φ = 56070144.

The previous prime is 134530813. The next prime is 134530829. The reversal of 134530816 is 618035431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134530813) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 65290 + ... + 67318.

Almost surely, 2^134530816 is an apocalyptic number.

134530816 is a gapful number since it is divisible by the number (16) 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 134530816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157674160).

134530816 is an abundant number, since it is smaller than the sum of its proper divisors (180817504).

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

134530816 is an equidigital number, since it uses as much as digits as its factorization.

134530816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2089 (or 2075 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 134530816 is about 11598.7420007516. The cubic root of 134530816 is about 512.3978028228.

The spelling of 134530816 in words is "one hundred thirty-four million, five hundred thirty thousand, eight hundred sixteen".