135106124205 has 32 divisors (see below), whose sum is σ = 233187091200. Its totient is φ = 66402685440.

The previous prime is 135106124191. The next prime is 135106124213. The reversal of 135106124205 is 502421601531.

It is not a de Polignac number, because 135106124205 - 2¹⁰ = 135106123181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 461536 + ... + 695145.

It is an arithmetic number, because the mean of its divisors is an integer number (7287096600).

Almost surely, 2^135106124205 is an apocalyptic number.

135106124205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135106124205 is a deficient number, since it is larger than the sum of its proper divisors (98080966995).

135106124205 is a wasteful number, since it uses less digits than its factorization.

135106124205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157301.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 135106124205 its reverse (502421601531), we get a palindrome (637527725736).

The spelling of 135106124205 in words is "one hundred thirty-five billion, one hundred six million, one hundred twenty-four thousand, two hundred five".