1123320041 has 4 divisors (see below), whose sum is σ = 1125926784. Its totient is φ = 1120713300.

The previous prime is 1123320031. The next prime is 1123320053. The reversal of 1123320041 is 1400233211.

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.

It is a cyclic number.

It is not a de Polignac number, because 1123320041 - 2¹⁰ = 1123319017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123320031) 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, 1302725 + ... + 1303586.

It is an arithmetic number, because the mean of its divisors is an integer number (281481696).

Almost surely, 2^1123320041 is an apocalyptic number.

It is an amenable number.

1123320041 is a deficient number, since it is larger than the sum of its proper divisors (2606743).

1123320041 is an equidigital number, since it uses as much as digits as its factorization.

1123320041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2606742.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1123320041 is about 33515.9669560644. The cubic root of 1123320041 is about 1039.5239565032.

Adding to 1123320041 its reverse (1400233211), we get a palindrome (2523553252).

The spelling of 1123320041 in words is "one billion, one hundred twenty-three million, three hundred twenty thousand, forty-one".