134437928 has 8 divisors (see below), whose sum is σ = 252071130. Its totient is φ = 67218960.

The previous prime is 134437913. The next prime is 134437937. The reversal of 134437928 is 829734431.

It can be written as a sum of positive squares in only one way, i.e., 117115684 + 17322244 = 10822^2 + 4162^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8402363 + ... + 8402378.

Almost surely, 2^134437928 is an apocalyptic number.

It is an amenable number.

134437928 is a deficient number, since it is larger than the sum of its proper divisors (117633202).

134437928 is a wasteful number, since it uses less digits than its factorization.

134437928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16804747 (or 16804743 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The square root of 134437928 is about 11594.7370819696. The cubic root of 134437928 is about 512.2798457950.

The spelling of 134437928 in words is "one hundred thirty-four million, four hundred thirty-seven thousand, nine hundred twenty-eight".