134520448 has 32 divisors (see below), whose sum is σ = 268536420. Its totient is φ = 67123200.

The previous prime is 134520443. The next prime is 134520481. The reversal of 134520448 is 844025431.

It can be written as a sum of positive squares in 2 ways, for example, as 115089984 + 19430464 = 10728^2 + 4408^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (134520443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96718 + ... + 98098.

Almost surely, 2^134520448 is an apocalyptic number.

It is an amenable number.

134520448 is a deficient number, since it is larger than the sum of its proper divisors (134015972).

134520448 is an equidigital number, since it uses as much as digits as its factorization.

134520448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156 (or 2144 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 134520448 is about 11598.2950471179. The cubic root of 134520448 is about 512.3846393532.

Adding to 134520448 its reverse (844025431), we get a palindrome (978545879).

The spelling of 134520448 in words is "one hundred thirty-four million, five hundred twenty thousand, four hundred forty-eight".