112072071161 has 2 divisors, whose sum is σ = 112072071162. Its totient is φ = 112072071160.

The previous prime is 112072071149. The next prime is 112072071179. The reversal of 112072071161 is 161170270211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101470279936 + 10601791225 = 318544^2 + 102965^2 .

It is a cyclic number.

It is not a de Polignac number, because 112072071161 - 2²² = 112067876857 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (112072071061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56036035580 + 56036035581.

It is an arithmetic number, because the mean of its divisors is an integer number (56036035581).

Almost surely, 2^112072071161 is an apocalyptic number.

It is an amenable number.

112072071161 is a deficient number, since it is larger than the sum of its proper divisors (1).

112072071161 is an equidigital number, since it uses as much as digits as its factorization.

112072071161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 29.

The spelling of 112072071161 in words is "one hundred twelve billion, seventy-two million, seventy-one thousand, one hundred sixty-one".