135159066 has 48 divisors (see below), whose sum is σ = 336143808. Its totient is φ = 38448000.

The previous prime is 135159023. The next prime is 135159071. The reversal of 135159066 is 660951531.

135159066 is a `hidden beast` number, since 1 + 3 + 5 + 1 + 590 + 66 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 135159066.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28141 + ... + 32591.

It is an arithmetic number, because the mean of its divisors is an integer number (7002996).

Almost surely, 2^135159066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135159066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168071904).

135159066 is an abundant number, since it is smaller than the sum of its proper divisors (200984742).

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

135159066 is a wasteful number, since it uses less digits than its factorization.

135159066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4707 (or 4704 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 135159066 is about 11625.7931342339. The cubic root of 135159066 is about 513.1941856880.

It can be divided in two parts, 135 and 159066, that added together give a square (159201 = 399²).

The spelling of 135159066 in words is "one hundred thirty-five million, one hundred fifty-nine thousand, sixty-six".