112132081 has 2 divisors, whose sum is σ = 112132082. Its totient is φ = 112132080.

The previous prime is 112132073. The next prime is 112132117. The reversal of 112132081 is 180231211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110670400 + 1461681 = 10520^2 + 1209^2 .

It is an emirp because it is prime and its reverse (180231211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112132081 - 2³ = 112132073 is a prime.

It is a super-2 number, since 2×112132081² = 25147207178781122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112132001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56066040 + 56066041.

It is an arithmetic number, because the mean of its divisors is an integer number (56066041).

Almost surely, 2^112132081 is an apocalyptic number.

It is an amenable number.

112132081 is a deficient number, since it is larger than the sum of its proper divisors (1).

112132081 is an equidigital number, since it uses as much as digits as its factorization.

112132081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 112132081 is about 10589.2436462667. The cubic root of 112132081 is about 482.2178629218.

Adding to 112132081 its reverse (180231211), we get a palindrome (292363292).

The spelling of 112132081 in words is "one hundred twelve million, one hundred thirty-two thousand, eighty-one".