135140135 has 8 divisors (see below), whose sum is σ = 174642720. Its totient is φ = 99795744.

The previous prime is 135140119. The next prime is 135140143. The reversal of 135140135 is 531041531.

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

It is a cyclic number.

It is not a de Polignac number, because 135140135 - 2⁴ = 135140119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135140135.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1039475 + ... + 1039604.

It is an arithmetic number, because the mean of its divisors is an integer number (21830340).

Almost surely, 2^135140135 is an apocalyptic number.

135140135 is a deficient number, since it is larger than the sum of its proper divisors (39502585).

135140135 is a wasteful number, since it uses less digits than its factorization.

135140135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079097.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 135140135 is about 11624.9789247121. The cubic root of 135140135 is about 513.1702244571.

Adding to 135140135 its reverse (531041531), we get a palindrome (666181666).

The spelling of 135140135 in words is "one hundred thirty-five million, one hundred forty thousand, one hundred thirty-five".