113242556133 has 24 divisors (see below), whose sum is σ = 186951468288. Its totient is φ = 64706094432.

The previous prime is 113242556123. The next prime is 113242556149. The reversal of 113242556133 is 331655242311.

113242556133 is a `hidden beast` number, since 1 + 1 + 32 + 4 + 2 + 5 + 5 + 613 + 3 = 666.

It is not a de Polignac number, because 113242556133 - 2⁴ = 113242556117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113242556123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1224391 + ... + 1313627.

It is an arithmetic number, because the mean of its divisors is an integer number (7789644512).

Almost surely, 2^113242556133 is an apocalyptic number.

It is an amenable number.

113242556133 is a deficient number, since it is larger than the sum of its proper divisors (73708912155).

113242556133 is a wasteful number, since it uses less digits than its factorization.

113242556133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109393 (or 109390 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

Adding to 113242556133 its reverse (331655242311), we get a palindrome (444897798444).

The spelling of 113242556133 in words is "one hundred thirteen billion, two hundred forty-two million, five hundred fifty-six thousand, one hundred thirty-three".