112691671 has 2 divisors, whose sum is σ = 112691672. Its totient is φ = 112691670.

The previous prime is 112691647. The next prime is 112691693. The reversal of 112691671 is 176196211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112691671 - 2¹⁹ = 112167383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112691471) 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, 56345835 + 56345836.

It is an arithmetic number, because the mean of its divisors is an integer number (56345836).

Almost surely, 2^112691671 is an apocalyptic number.

112691671 is a deficient number, since it is larger than the sum of its proper divisors (1).

112691671 is an equidigital number, since it uses as much as digits as its factorization.

112691671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 34.

The square root of 112691671 is about 10615.6333301410. The cubic root of 112691671 is about 483.0186942571.

The spelling of 112691671 in words is "one hundred twelve million, six hundred ninety-one thousand, six hundred seventy-one".