135445928 has 16 divisors (see below), whose sum is σ = 254314080. Its totient is φ = 67628848.

The previous prime is 135445903. The next prime is 135445951. The reversal of 135445928 is 829544531.

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, 5450 + ... + 17337.

It is an arithmetic number, because the mean of its divisors is an integer number (15894630).

Almost surely, 2^135445928 is an apocalyptic number.

It is an amenable number.

135445928 is a deficient number, since it is larger than the sum of its proper divisors (118868152).

135445928 is a wasteful number, since it uses less digits than its factorization.

135445928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23536 (or 23532 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The square root of 135445928 is about 11638.1239037914. The cubic root of 135445928 is about 513.5569974154.

The spelling of 135445928 in words is "one hundred thirty-five million, four hundred forty-five thousand, nine hundred twenty-eight".