135166142 has 8 divisors (see below), whose sum is σ = 203096376. Its totient is φ = 67467352.

The previous prime is 135166139. The next prime is 135166159. The reversal of 135166142 is 241661531.

It is a happy number.

135166142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 56393 + ... + 58740.

It is an arithmetic number, because the mean of its divisors is an integer number (25387047).

Almost surely, 2^135166142 is an apocalyptic number.

135166142 is a deficient number, since it is larger than the sum of its proper divisors (67930234).

135166142 is a wasteful number, since it uses less digits than its factorization.

135166142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115722.

The product of its digits is 4320, while the sum is 29.

The square root of 135166142 is about 11626.0974535740. The cubic root of 135166142 is about 513.2031413055.

The spelling of 135166142 in words is "one hundred thirty-five million, one hundred sixty-six thousand, one hundred forty-two".