112881133 has 2 divisors, whose sum is σ = 112881134. Its totient is φ = 112881132.

The previous prime is 112881127. The next prime is 112881143. The reversal of 112881133 is 331188211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111576969 + 1304164 = 10563^2 + 1142^2 .

It is a cyclic number.

It is not a de Polignac number, because 112881133 - 2¹³ = 112872941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112881143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56440566 + 56440567.

It is an arithmetic number, because the mean of its divisors is an integer number (56440567).

Almost surely, 2^112881133 is an apocalyptic number.

It is an amenable number.

112881133 is a deficient number, since it is larger than the sum of its proper divisors (1).

112881133 is an equidigital number, since it uses as much as digits as its factorization.

112881133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 28.

The square root of 112881133 is about 10624.5533082572. The cubic root of 112881133 is about 483.2892331807.

It can be divided in two parts, 11288 and 1133, that added together give a palindrome (12421).

The spelling of 112881133 in words is "one hundred twelve million, eight hundred eighty-one thousand, one hundred thirty-three".