112540160581 has 2 divisors, whose sum is σ = 112540160582. Its totient is φ = 112540160580.

The previous prime is 112540160561. The next prime is 112540160617. The reversal of 112540160581 is 185061045211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105176976100 + 7363184481 = 324310^2 + 85809^2 .

It is a cyclic number.

It is not a de Polignac number, because 112540160581 - 2¹⁷ = 112540029509 is a prime.

It is a super-2 number, since 2×112540160581² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112540160501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56270080290 + 56270080291.

It is an arithmetic number, because the mean of its divisors is an integer number (56270080291).

Almost surely, 2^112540160581 is an apocalyptic number.

It is an amenable number.

112540160581 is a deficient number, since it is larger than the sum of its proper divisors (1).

112540160581 is an equidigital number, since it uses as much as digits as its factorization.

112540160581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 34.

The spelling of 112540160581 in words is "one hundred twelve billion, five hundred forty million, one hundred sixty thousand, five hundred eighty-one".