112228691 has 2 divisors, whose sum is σ = 112228692. Its totient is φ = 112228690.

The previous prime is 112228657. The next prime is 112228703. The reversal of 112228691 is 196822211.

It is a strong prime.

It is an emirp because it is prime and its reverse (196822211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112228691 - 2¹⁴ = 112212307 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112228651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56114345 + 56114346.

It is an arithmetic number, because the mean of its divisors is an integer number (56114346).

Almost surely, 2^112228691 is an apocalyptic number.

112228691 is a deficient number, since it is larger than the sum of its proper divisors (1).

112228691 is an equidigital number, since it uses as much as digits as its factorization.

112228691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 32.

The square root of 112228691 is about 10593.8043685920. The cubic root of 112228691 is about 482.3563118365.

The spelling of 112228691 in words is "one hundred twelve million, two hundred twenty-eight thousand, six hundred ninety-one".