134736128 has 36 divisors (see below), whose sum is σ = 270047148. Its totient is φ = 67092480.

The previous prime is 134736113. The next prime is 134736131. The reversal of 134736128 is 821637431.

It can be written as a sum of positive squares in 2 ways, for example, as 38539264 + 96196864 = 6208^2 + 9808^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71000 + ... + 72872.

Almost surely, 2^134736128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134736128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135023574).

134736128 is an abundant number, since it is smaller than the sum of its proper divisors (135311020).

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

134736128 is an equidigital number, since it uses as much as digits as its factorization.

134736128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2170 (or 2156 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 134736128 is about 11607.5892415264. The cubic root of 134736128 is about 512.6583328362.

The spelling of 134736128 in words is "one hundred thirty-four million, seven hundred thirty-six thousand, one hundred twenty-eight".