135068236 has 24 divisors (see below), whose sum is σ = 247744224. Its totient is φ = 64310400.

The previous prime is 135068189. The next prime is 135068237. The reversal of 135068236 is 632860531.

It is not an unprimeable number, because it can be changed into a prime (135068237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18286 + ... + 24586.

It is an arithmetic number, because the mean of its divisors is an integer number (10322676).

Almost surely, 2^135068236 is an apocalyptic number.

It is an amenable number.

135068236 is a deficient number, since it is larger than the sum of its proper divisors (112675988).

135068236 is a wasteful number, since it uses less digits than its factorization.

135068236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6561 (or 6559 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 135068236 is about 11621.8860775693. The cubic root of 135068236 is about 513.0792004957.

The spelling of 135068236 in words is "one hundred thirty-five million, sixty-eight thousand, two hundred thirty-six".