135355252 has 12 divisors (see below), whose sum is σ = 240208416. Its totient is φ = 66724280.

The previous prime is 135355249. The next prime is 135355277. The reversal of 135355252 is 252553531.

It is a congruent number.

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, 238018 + ... + 238585.

It is an arithmetic number, because the mean of its divisors is an integer number (20017368).

Almost surely, 2^135355252 is an apocalyptic number.

It is an amenable number.

135355252 is a deficient number, since it is larger than the sum of its proper divisors (104853164).

135355252 is a wasteful number, since it uses less digits than its factorization.

135355252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476678 (or 476676 counting only the distinct ones).

The product of its digits is 22500, while the sum is 31.

The square root of 135355252 is about 11634.2276065066. The cubic root of 135355252 is about 513.4423694096.

The spelling of 135355252 in words is "one hundred thirty-five million, three hundred fifty-five thousand, two hundred fifty-two".