1120242443 has 4 divisors (see below), whose sum is σ = 1156379328. Its totient is φ = 1084105560.

The previous prime is 1120242437. The next prime is 1120242449. The reversal of 1120242443 is 3442420211.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1120242437) and next prime (1120242449).

It is a cyclic number.

It is not a de Polignac number, because 1120242443 - 2¹⁶ = 1120176907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120242449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18068396 + ... + 18068457.

It is an arithmetic number, because the mean of its divisors is an integer number (289094832).

Almost surely, 2^1120242443 is an apocalyptic number.

1120242443 is a deficient number, since it is larger than the sum of its proper divisors (36136885).

1120242443 is an equidigital number, since it uses as much as digits as its factorization.

1120242443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36136884.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1120242443 is about 33470.0230504850. The cubic root of 1120242443 is about 1038.5737485263.

Adding to 1120242443 its reverse (3442420211), we get a palindrome (4562662654).

The spelling of 1120242443 in words is "one billion, one hundred twenty million, two hundred forty-two thousand, four hundred forty-three".