135387535 has 16 divisors (see below), whose sum is σ = 167110272. Its totient is φ = 105235200.

The previous prime is 135387481. The next prime is 135387547. The reversal of 135387535 is 535783531.

It is not a de Polignac number, because 135387535 - 2⁹ = 135387023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 54337 + ... + 56773.

It is an arithmetic number, because the mean of its divisors is an integer number (10444392).

Almost surely, 2^135387535 is an apocalyptic number.

135387535 is a deficient number, since it is larger than the sum of its proper divisors (31722737).

135387535 is a wasteful number, since it uses less digits than its factorization.

135387535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754.

The product of its digits is 189000, while the sum is 40.

The square root of 135387535 is about 11635.6149386270. The cubic root of 135387535 is about 513.4831858098.

It can be divided in two parts, 1353 and 87535, that added together give a palindrome (88888).

The spelling of 135387535 in words is "one hundred thirty-five million, three hundred eighty-seven thousand, five hundred thirty-five".