1116122443 has 8 divisors (see below), whose sum is σ = 1126158336. Its totient is φ = 1106130600.

The previous prime is 1116122393. The next prime is 1116122461. The reversal of 1116122443 is 3442216111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1116122443 - 2²¹ = 1114025291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1116128443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40980 + ... + 62542.

It is an arithmetic number, because the mean of its divisors is an integer number (140769792).

Almost surely, 2^1116122443 is an apocalyptic number.

1116122443 is a deficient number, since it is larger than the sum of its proper divisors (10035893).

1116122443 is a wasteful number, since it uses less digits than its factorization.

1116122443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22025.

The product of its digits is 1152, while the sum is 25.

The square root of 1116122443 is about 33408.4187443824. The cubic root of 1116122443 is about 1037.2989708342.

Adding to 1116122443 its reverse (3442216111), we get a palindrome (4558338554).

The spelling of 1116122443 in words is "one billion, one hundred sixteen million, one hundred twenty-two thousand, four hundred forty-three".