1120443113 has 2 divisors, whose sum is σ = 1120443114. Its totient is φ = 1120443112.

The previous prime is 1120443097. The next prime is 1120443133. The reversal of 1120443113 is 3113440211.

It is an a-pointer prime, because the next prime (1120443133) can be obtained adding 1120443113 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 645769744 + 474673369 = 25412^2 + 21787^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120443113 - 2⁴ = 1120443097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1120443133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560221556 + 560221557.

It is an arithmetic number, because the mean of its divisors is an integer number (560221557).

Almost surely, 2^1120443113 is an apocalyptic number.

It is an amenable number.

1120443113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120443113 is an equidigital number, since it uses as much as digits as its factorization.

1120443113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1120443113 is about 33473.0206733722. The cubic root of 1120443113 is about 1038.6357583625.

Adding to 1120443113 its reverse (3113440211), we get a palindrome (4233883324).

The spelling of 1120443113 in words is "one billion, one hundred twenty million, four hundred forty-three thousand, one hundred thirteen".