135664018 has 8 divisors (see below), whose sum is σ = 232566912. Its totient is φ = 58141716.

The previous prime is 135663977. The next prime is 135664033. The reversal of 135664018 is 810466531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 4845130 + ... + 4845157.

It is an arithmetic number, because the mean of its divisors is an integer number (29070864).

Almost surely, 2^135664018 is an apocalyptic number.

135664018 is a deficient number, since it is larger than the sum of its proper divisors (96902894).

135664018 is an equidigital number, since it uses as much as digits as its factorization.

135664018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9690296.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 135664018 is about 11647.4897724789. The cubic root of 135664018 is about 513.8324864052.

The spelling of 135664018 in words is "one hundred thirty-five million, six hundred sixty-four thousand, eighteen".