135166659 has 8 divisors (see below), whose sum is σ = 181229760. Its totient is φ = 89607336.

The previous prime is 135166657. The next prime is 135166679. The reversal of 135166659 is 956661531.

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

It is not a de Polignac number, because 135166659 - 2¹ = 135166657 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 135166659.

It is not an unprimeable number, because it can be changed into a prime (135166657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125317 + ... + 126390.

It is an arithmetic number, because the mean of its divisors is an integer number (22653720).

Almost surely, 2^135166659 is an apocalyptic number.

135166659 is a deficient number, since it is larger than the sum of its proper divisors (46063101).

135166659 is a wasteful number, since it uses less digits than its factorization.

135166659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251889.

The product of its digits is 145800, while the sum is 42.

The square root of 135166659 is about 11626.1196880128. The cubic root of 135166659 is about 513.2037956253.

The spelling of 135166659 in words is "one hundred thirty-five million, one hundred sixty-six thousand, six hundred fifty-nine".