1121133241 has 2 divisors, whose sum is σ = 1121133242. Its totient is φ = 1121133240.

The previous prime is 1121133227. The next prime is 1121133269. The reversal of 1121133241 is 1423311211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 601475625 + 519657616 = 24525^2 + 22796^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121133241 - 2⁹ = 1121132729 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121133271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560566620 + 560566621.

It is an arithmetic number, because the mean of its divisors is an integer number (560566621).

Almost surely, 2^1121133241 is an apocalyptic number.

It is an amenable number.

1121133241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121133241 is an equidigital number, since it uses as much as digits as its factorization.

1121133241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 19.

The square root of 1121133241 is about 33483.3278065368. The cubic root of 1121133241 is about 1038.8489610658.

Adding to 1121133241 its reverse (1423311211), we get a palindrome (2544444452).

The spelling of 1121133241 in words is "one billion, one hundred twenty-one million, one hundred thirty-three thousand, two hundred forty-one".