1141103321 has 4 divisors (see below), whose sum is σ = 1141237044. Its totient is φ = 1140969600.

The previous prime is 1141103297. The next prime is 1141103323. The reversal of 1141103321 is 1233011411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1233011411 = 17 ⋅72530083.

It can be written as a sum of positive squares in 2 ways, for example, as 119661721 + 1021441600 = 10939^2 + 31960^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141103321 - 2¹⁰ = 1141102297 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 1141103321.

It is not an unprimeable number, because it can be changed into a prime (1141103323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53120 + ... + 71441.

It is an arithmetic number, because the mean of its divisors is an integer number (285309261).

Almost surely, 2^1141103321 is an apocalyptic number.

It is an amenable number.

1141103321 is a deficient number, since it is larger than the sum of its proper divisors (133723).

1141103321 is an equidigital number, since it uses as much as digits as its factorization.

1141103321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133722.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1141103321 is about 33780.2208548138. The cubic root of 1141103321 is about 1044.9808291470.

Adding to 1141103321 its reverse (1233011411), we get a palindrome (2374114732).

The spelling of 1141103321 in words is "one billion, one hundred forty-one million, one hundred three thousand, three hundred twenty-one".