135368818 has 16 divisors (see below), whose sum is σ = 219554496. Its totient is φ = 62226000.

The previous prime is 135368801. The next prime is 135368819. The reversal of 135368818 is 818863531.

It is not an unprimeable number, because it can be changed into a prime (135368819) 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, 3846 + ... + 16897.

It is an arithmetic number, because the mean of its divisors is an integer number (13722156).

Almost surely, 2^135368818 is an apocalyptic number.

135368818 is a deficient number, since it is larger than the sum of its proper divisors (84185678).

135368818 is a wasteful number, since it uses less digits than its factorization.

135368818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21009.

The product of its digits is 138240, while the sum is 43.

The square root of 135368818 is about 11634.8106129838. The cubic root of 135368818 is about 513.4595221155.

The spelling of 135368818 in words is "one hundred thirty-five million, three hundred sixty-eight thousand, eight hundred eighteen".