135928 has 16 divisors (see below), whose sum is σ = 274680. Its totient is φ = 62688.
The previous prime is 135913. The next prime is 135929. The reversal of 135928 is 829531.
It is a junction number, because it is equal to n+sod(n) for n = 135896 and 135905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (135929) 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, 550 + ... + 757.
2135928 is an apocalyptic number.
It is an amenable number.
135928 is an abundant number, since it is smaller than the sum of its proper divisors (138752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
135928 is a wasteful number, since it uses less digits than its factorization.
135928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1326 (or 1322 counting only the distinct ones).
The product of its digits is 2160, while the sum is 28.
The square root of 135928 is about 368.6841466622. The cubic root of 135928 is about 51.4165550997.
The spelling of 135928 in words is "one hundred thirty-five thousand, nine hundred twenty-eight".
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