112543117481 has 2 divisors, whose sum is σ = 112543117482. Its totient is φ = 112543117480.

The previous prime is 112543117459. The next prime is 112543117499. The reversal of 112543117481 is 184711345211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109134426025 + 3408691456 = 330355^2 + 58384^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112543117481 is a prime.

It is a super-2 number, since 2×112543117481² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112543117781) 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 as a sum of consecutive naturals, namely, 56271558740 + 56271558741.

It is an arithmetic number, because the mean of its divisors is an integer number (56271558741).

Almost surely, 2^112543117481 is an apocalyptic number.

It is an amenable number.

112543117481 is a deficient number, since it is larger than the sum of its proper divisors (1).

112543117481 is an equidigital number, since it uses as much as digits as its factorization.

112543117481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 38.

The spelling of 112543117481 in words is "one hundred twelve billion, five hundred forty-three million, one hundred seventeen thousand, four hundred eighty-one".