135013012005 has 16 divisors (see below), whose sum is σ = 217140102720. Its totient is φ = 71633845248.

The previous prime is 135013011979. The next prime is 135013012009. The reversal of 135013012005 is 500210310531.

It is not a de Polignac number, because 135013012005 - 2¹⁹ = 135012487717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135013012009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23315415 + ... + 23321204.

It is an arithmetic number, because the mean of its divisors is an integer number (13571256420).

Almost surely, 2^135013012005 is an apocalyptic number.

135013012005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135013012005 is a deficient number, since it is larger than the sum of its proper divisors (82127090715).

135013012005 is a wasteful number, since it uses less digits than its factorization.

135013012005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46636820.

The product of its (nonzero) digits is 450, while the sum is 21.

Adding to 135013012005 its reverse (500210310531), we get a palindrome (635223322536).

The spelling of 135013012005 in words is "one hundred thirty-five billion, thirteen million, twelve thousand, five".