113042431241 has 2 divisors, whose sum is σ = 113042431242. Its totient is φ = 113042431240.

The previous prime is 113042431231. The next prime is 113042431321. The reversal of 113042431241 is 142134240311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100720543225 + 12321888016 = 317365^2 + 111004^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113042431241 is a prime.

It is a super-3 number, since 3×113042431241³ (a number of 34 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 113042431241.

It is not a weakly prime, because it can be changed into another prime (113042431211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56521215620 + 56521215621.

It is an arithmetic number, because the mean of its divisors is an integer number (56521215621).

Almost surely, 2^113042431241 is an apocalyptic number.

It is an amenable number.

113042431241 is a deficient number, since it is larger than the sum of its proper divisors (1).

113042431241 is an equidigital number, since it uses as much as digits as its factorization.

113042431241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 113042431241 its reverse (142134240311), we get a palindrome (255176671552).

The spelling of 113042431241 in words is "one hundred thirteen billion, forty-two million, four hundred thirty-one thousand, two hundred forty-one".