1121367241 has 2 divisors, whose sum is σ = 1121367242. Its totient is φ = 1121367240.

The previous prime is 1121367217. The next prime is 1121367281. The reversal of 1121367241 is 1427631211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1038192841 + 83174400 = 32221^2 + 9120^2 .

It is an emirp because it is prime and its reverse (1427631211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1121367241 - 2²⁵ = 1087812809 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121367281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560683620 + 560683621.

It is an arithmetic number, because the mean of its divisors is an integer number (560683621).

Almost surely, 2^1121367241 is an apocalyptic number.

It is an amenable number.

1121367241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121367241 is an equidigital number, since it uses as much as digits as its factorization.

1121367241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 28.

The square root of 1121367241 is about 33486.8219005626. The cubic root of 1121367241 is about 1038.9212313180.

Adding to 1121367241 its reverse (1427631211), we get a palindrome (2548998452).

The spelling of 1121367241 in words is "one billion, one hundred twenty-one million, three hundred sixty-seven thousand, two hundred forty-one".