112163861 has 2 divisors, whose sum is σ = 112163862. Its totient is φ = 112163860.

The previous prime is 112163839. The next prime is 112163867. The reversal of 112163861 is 168361211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93973636 + 18190225 = 9694^2 + 4265^2 .

It is a cyclic number.

It is not a de Polignac number, because 112163861 - 2¹⁸ = 111901717 is a prime.

It is a super-3 number, since 3×112163861³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112163867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56081930 + 56081931.

It is an arithmetic number, because the mean of its divisors is an integer number (56081931).

Almost surely, 2^112163861 is an apocalyptic number.

It is an amenable number.

112163861 is a deficient number, since it is larger than the sum of its proper divisors (1).

112163861 is an equidigital number, since it uses as much as digits as its factorization.

112163861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 29.

The square root of 112163861 is about 10590.7441192770. The cubic root of 112163861 is about 482.2634146676.

The spelling of 112163861 in words is "one hundred twelve million, one hundred sixty-three thousand, eight hundred sixty-one".