135339868 has 12 divisors (see below), whose sum is σ = 245012040. Its totient is φ = 65336432.

The previous prime is 135339851. The next prime is 135339887. The reversal of 135339868 is 868933531.

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, 583246 + ... + 583477.

It is an arithmetic number, because the mean of its divisors is an integer number (20417670).

Almost surely, 2^135339868 is an apocalyptic number.

It is an amenable number.

135339868 is a deficient number, since it is larger than the sum of its proper divisors (109672172).

135339868 is a wasteful number, since it uses less digits than its factorization.

135339868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166756 (or 1166754 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The square root of 135339868 is about 11633.5664351049. The cubic root of 135339868 is about 513.4229166570.

The spelling of 135339868 in words is "one hundred thirty-five million, three hundred thirty-nine thousand, eight hundred sixty-eight".