112166450191 has 2 divisors, whose sum is σ = 112166450192. Its totient is φ = 112166450190.

The previous prime is 112166450161. The next prime is 112166450219. The reversal of 112166450191 is 191054661211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112166450191 - 2⁷ = 112166450063 is a prime.

It is a super-3 number, since 3×112166450191³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112166450191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112166450101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56083225095 + 56083225096.

It is an arithmetic number, because the mean of its divisors is an integer number (56083225096).

Almost surely, 2^112166450191 is an apocalyptic number.

112166450191 is a deficient number, since it is larger than the sum of its proper divisors (1).

112166450191 is an equidigital number, since it uses as much as digits as its factorization.

112166450191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 37.

The spelling of 112166450191 in words is "one hundred twelve billion, one hundred sixty-six million, four hundred fifty thousand, one hundred ninety-one".