135360666 has 64 divisors (see below), whose sum is σ = 346924800. Its totient is φ = 38320128.

The previous prime is 135360649. The next prime is 135360679. The reversal of 135360666 is 666063531.

It is a happy number.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 135360666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41130 + ... + 44298.

It is an arithmetic number, because the mean of its divisors is an integer number (5420700).

Almost surely, 2^135360666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135360666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173462400).

135360666 is an abundant number, since it is smaller than the sum of its proper divisors (211564134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135360666 is a wasteful number, since it uses less digits than its factorization.

135360666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300 (or 3294 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 135360666 is about 11634.4602797036. The cubic root of 135360666 is about 513.4492149509.

The spelling of 135360666 in words is "one hundred thirty-five million, three hundred sixty thousand, six hundred sixty-six".