1121123132287 has 2 divisors, whose sum is σ = 1121123132288. Its totient is φ = 1121123132286.

The previous prime is 1121123132263. The next prime is 1121123132317. The reversal of 1121123132287 is 7822313211211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121123132287 - 2¹⁵ = 1121123099519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121123132387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560561566143 + 560561566144.

It is an arithmetic number, because the mean of its divisors is an integer number (560561566144).

Almost surely, 2^{1121123132287} is an apocalyptic number.

1121123132287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121123132287 is an equidigital number, since it uses as much as digits as its factorization.

1121123132287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 34.

Adding to 1121123132287 its reverse (7822313211211), we get a palindrome (8943436343498).

The spelling of 1121123132287 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-three million, one hundred thirty-two thousand, two hundred eighty-seven".