1112224691 has 2 divisors, whose sum is σ = 1112224692. Its totient is φ = 1112224690.

The previous prime is 1112224669. The next prime is 1112224693. The reversal of 1112224691 is 1964222111.

It is a strong prime.

It is an emirp because it is prime and its reverse (1964222111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1112224691 - 2¹⁸ = 1111962547 is a prime.

Together with 1112224693, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1112224693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556112345 + 556112346.

It is an arithmetic number, because the mean of its divisors is an integer number (556112346).

Almost surely, 2^1112224691 is an apocalyptic number.

1112224691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112224691 is an equidigital number, since it uses as much as digits as its factorization.

1112224691 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1112224691 is about 33350.0328485595. The cubic root of 1112224691 is about 1036.0900682838.

The spelling of 1112224691 in words is "one billion, one hundred twelve million, two hundred twenty-four thousand, six hundred ninety-one".