135907328 has 24 divisors (see below), whose sum is σ = 271752390. Its totient is φ = 67952640.

The previous prime is 135907307. The next prime is 135907349. The reversal of 135907328 is 823709531.

It is an interprime number because it is at equal distance from previous prime (135907307) and next prime (135907349).

It can be written as a sum of positive squares in only one way, i.e., 133448704 + 2458624 = 11552^2 + 1568^2 .

It is a junction number, because it is equal to n+sod(n) for n = 135907291 and 135907300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31133 + ... + 35228.

Almost surely, 2^135907328 is an apocalyptic number.

It is an amenable number.

135907328 is a deficient number, since it is larger than the sum of its proper divisors (135845062).

135907328 is an frugal number, since it uses more digits than its factorization.

135907328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66383 (or 66363 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 135907328 is about 11657.9298333795. The cubic root of 135907328 is about 514.1394848220.

The spelling of 135907328 in words is "one hundred thirty-five million, nine hundred seven thousand, three hundred twenty-eight".