1121144450411 has 2 divisors, whose sum is σ = 1121144450412. Its totient is φ = 1121144450410.

The previous prime is 1121144450399. The next prime is 1121144450423. The reversal of 1121144450411 is 1140544411211.

It is a balanced prime because it is at equal distance from previous prime (1121144450399) and next prime (1121144450423).

It is a cyclic number.

It is not a de Polignac number, because 1121144450411 - 2²⁶ = 1121077341547 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121144350411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560572225205 + 560572225206.

It is an arithmetic number, because the mean of its divisors is an integer number (560572225206).

Almost surely, 2^{1121144450411} is an apocalyptic number.

1121144450411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121144450411 is an equidigital number, since it uses as much as digits as its factorization.

1121144450411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560, while the sum is 29.

Adding to 1121144450411 its reverse (1140544411211), we get a palindrome (2261688861622).

The spelling of 1121144450411 in words is "one trillion, one hundred twenty-one billion, one hundred forty-four million, four hundred fifty thousand, four hundred eleven".