135244240041 has 16 divisors (see below), whose sum is σ = 185354346240. Its totient is φ = 87663492480.

The previous prime is 135244240031. The next prime is 135244240057. The reversal of 135244240041 is 140042442531.

It is not a de Polignac number, because 135244240041 - 2¹¹ = 135244237993 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 135244239990 and 135244240008.

It is not an unprimeable number, because it can be changed into a prime (135244240031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1840321 + ... + 1912398.

It is an arithmetic number, because the mean of its divisors is an integer number (11584646640).

Almost surely, 2^135244240041 is an apocalyptic number.

It is an amenable number.

135244240041 is a deficient number, since it is larger than the sum of its proper divisors (50110106199).

135244240041 is a wasteful number, since it uses less digits than its factorization.

135244240041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3753056.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 135244240041 its reverse (140042442531), we get a palindrome (275286682572).

The spelling of 135244240041 in words is "one hundred thirty-five billion, two hundred forty-four million, two hundred forty thousand, forty-one".