112666091 has 2 divisors, whose sum is σ = 112666092. Its totient is φ = 112666090.

The previous prime is 112666031. The next prime is 112666093. The reversal of 112666091 is 190666211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112666091 - 2⁶ = 112666027 is a prime.

It is a super-2 number, since 2×112666091² = 25387296122440562, which contains 22 as substring.

Together with 112666093, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_6447038 and since 112666091 and 6447038 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (112666093) 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, 56333045 + 56333046.

It is an arithmetic number, because the mean of its divisors is an integer number (56333046).

Almost surely, 2^112666091 is an apocalyptic number.

112666091 is a deficient number, since it is larger than the sum of its proper divisors (1).

112666091 is an equidigital number, since it uses as much as digits as its factorization.

112666091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 112666091 is about 10614.4284349182. The cubic root of 112666091 is about 482.9821445189.

The spelling of 112666091 in words is "one hundred twelve million, six hundred sixty-six thousand, ninety-one".