135836836533123 has 16 divisors (see below), whose sum is σ = 197581421892096. Its totient is φ = 82325118494240.

The previous prime is 135836836533091. The next prime is 135836836533127. The reversal of 135836836533123 is 321335638638531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 135836836533123 - 2⁵ = 135836836533091 is a prime.

It is a super-2 number, since 2×135836836533123² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135836836533127) 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, 6075961 + ... + 17566757.

It is an arithmetic number, because the mean of its divisors is an integer number (12348838868256).

Almost surely, 2^{135836836533123} is an apocalyptic number.

135836836533123 is a deficient number, since it is larger than the sum of its proper divisors (61744585358973).

135836836533123 is a wasteful number, since it uses less digits than its factorization.

135836836533123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11849034.

The product of its digits is 83980800, while the sum is 60.

The spelling of 135836836533123 in words is "one hundred thirty-five trillion, eight hundred thirty-six billion, eight hundred thirty-six million, five hundred thirty-three thousand, one hundred twenty-three".