1112341121 has 4 divisors (see below), whose sum is σ = 1112592432. Its totient is φ = 1112089812.

The previous prime is 1112341103. The next prime is 1112341147. The reversal of 1112341121 is 1211432111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1211432111 = 557 ⋅2174923.

It is a cyclic number.

It is not a de Polignac number, because 1112341121 - 2¹⁴ = 1112324737 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1112341121.

It is not an unprimeable number, because it can be changed into a prime (1112340121) 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, 118895 + ... + 127908.

It is an arithmetic number, because the mean of its divisors is an integer number (278148108).

Almost surely, 2^1112341121 is an apocalyptic number.

It is an amenable number.

1112341121 is a deficient number, since it is larger than the sum of its proper divisors (251311).

1112341121 is an equidigital number, since it uses as much as digits as its factorization.

1112341121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251310.

The product of its digits is 48, while the sum is 17.

The square root of 1112341121 is about 33351.7783783714. The cubic root of 1112341121 is about 1036.1262203787.

Adding to 1112341121 its reverse (1211432111), we get a palindrome (2323773232).

The spelling of 1112341121 in words is "one billion, one hundred twelve million, three hundred forty-one thousand, one hundred twenty-one".