134005328 has 20 divisors (see below), whose sum is σ = 273300960. Its totient is φ = 63476064.

The previous prime is 134005327. The next prime is 134005351. The reversal of 134005328 is 823500431.

It is a junction number, because it is equal to n+sod(n) for n = 134005297 and 134005306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134005327) 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, 220100 + ... + 220707.

It is an arithmetic number, because the mean of its divisors is an integer number (13665048).

Almost surely, 2^134005328 is an apocalyptic number.

It is an amenable number.

134005328 is an abundant number, since it is smaller than the sum of its proper divisors (139295632).

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

134005328 is a wasteful number, since it uses less digits than its factorization.

134005328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440834 (or 440828 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 134005328 is about 11576.0670350512. The cubic root of 134005328 is about 511.7297768404.

Adding to 134005328 its reverse (823500431), we get a palindrome (957505759).

The spelling of 134005328 in words is "one hundred thirty-four million, five thousand, three hundred twenty-eight".