135903268 has 24 divisors (see below), whose sum is σ = 241061184. Its totient is φ = 67034400.

The previous prime is 135903239. The next prime is 135903281. The reversal of 135903268 is 862309531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132598 + ... + 133618.

It is an arithmetic number, because the mean of its divisors is an integer number (10044216).

Almost surely, 2^135903268 is an apocalyptic number.

It is an amenable number.

135903268 is a deficient number, since it is larger than the sum of its proper divisors (105157916).

135903268 is a wasteful number, since it uses less digits than its factorization.

135903268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443 (or 1441 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 135903268 is about 11657.7557016777. The cubic root of 135903268 is about 514.1343650905.

The spelling of 135903268 in words is "one hundred thirty-five million, nine hundred three thousand, two hundred sixty-eight".