113134145121 has 40 divisors (see below), whose sum is σ = 180789202440. Its totient is φ = 70254231552.

The previous prime is 113134145077. The next prime is 113134145147. The reversal of 113134145121 is 121541431311.

113134145121 is a `hidden beast` number, since 1 + 1 + 3 + 134 + 14 + 512 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 26548140096 + 86586005025 = 162936^2 + 294255^2 .

It is not a de Polignac number, because 113134145121 - 2¹⁸ = 113133882977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (113134145161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 289936 + ... + 557073.

It is an arithmetic number, because the mean of its divisors is an integer number (4519730061).

Almost surely, 2^113134145121 is an apocalyptic number.

It is an amenable number.

113134145121 is a deficient number, since it is larger than the sum of its proper divisors (67655057319).

113134145121 is an equidigital number, since it uses as much as digits as its factorization.

113134145121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847135 (or 847126 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

Adding to 113134145121 its reverse (121541431311), we get a palindrome (234675576432).

The spelling of 113134145121 in words is "one hundred thirteen billion, one hundred thirty-four million, one hundred forty-five thousand, one hundred twenty-one".