135213735 has 8 divisors (see below), whose sum is σ = 216342000. Its totient is φ = 72113984.

The previous prime is 135213679. The next prime is 135213761. The reversal of 135213735 is 537312531.

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 135213735 - 2⁸ = 135213479 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 4507110 + ... + 4507139.

It is an arithmetic number, because the mean of its divisors is an integer number (27042750).

Almost surely, 2^135213735 is an apocalyptic number.

135213735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135213735 is a deficient number, since it is larger than the sum of its proper divisors (81128265).

135213735 is an equidigital number, since it uses as much as digits as its factorization.

135213735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9014257.

The product of its digits is 9450, while the sum is 30.

The square root of 135213735 is about 11628.1440909545. The cubic root of 135213735 is about 513.2633684466.

The spelling of 135213735 in words is "one hundred thirty-five million, two hundred thirteen thousand, seven hundred thirty-five".