1112235643 has 2 divisors, whose sum is σ = 1112235644. Its totient is φ = 1112235642.

The previous prime is 1112235613. The next prime is 1112235689. The reversal of 1112235643 is 3465322111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1112235643 - 2⁵ = 1112235611 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112235613) 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, 556117821 + 556117822.

It is an arithmetic number, because the mean of its divisors is an integer number (556117822).

Almost surely, 2^1112235643 is an apocalyptic number.

1112235643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112235643 is an equidigital number, since it uses as much as digits as its factorization.

1112235643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 28.

The square root of 1112235643 is about 33350.1970458946. The cubic root of 1112235643 is about 1036.0934690419.

Adding to 1112235643 its reverse (3465322111), we get a palindrome (4577557754).

The spelling of 1112235643 in words is "one billion, one hundred twelve million, two hundred thirty-five thousand, six hundred forty-three".