112543117591 has 2 divisors, whose sum is σ = 112543117592. Its totient is φ = 112543117590.

The previous prime is 112543117573. The next prime is 112543117633. The reversal of 112543117591 is 195711345211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112543117591 - 2²¹ = 112541020439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112643117591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56271558795 + 56271558796.

It is an arithmetic number, because the mean of its divisors is an integer number (56271558796).

Almost surely, 2^112543117591 is an apocalyptic number.

112543117591 is a deficient number, since it is larger than the sum of its proper divisors (1).

112543117591 is an equidigital number, since it uses as much as digits as its factorization.

112543117591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37800, while the sum is 40.

The spelling of 112543117591 in words is "one hundred twelve billion, five hundred forty-three million, one hundred seventeen thousand, five hundred ninety-one".