135252328 has 16 divisors (see below), whose sum is σ = 264624480. Its totient is φ = 64685808.

The previous prime is 135252307. The next prime is 135252371. The reversal of 135252328 is 823252531.

It is a self number, because there is not a number n which added to its sum of digits gives 135252328.

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, 367350 + ... + 367717.

It is an arithmetic number, because the mean of its divisors is an integer number (16539030).

Almost surely, 2^135252328 is an apocalyptic number.

It is an amenable number.

135252328 is a deficient number, since it is larger than the sum of its proper divisors (129372152).

135252328 is a wasteful number, since it uses less digits than its factorization.

135252328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735096 (or 735092 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 135252328 is about 11629.8034377198. The cubic root of 135252328 is about 513.3121960525.

The spelling of 135252328 in words is "one hundred thirty-five million, two hundred fifty-two thousand, three hundred twenty-eight".