1112144122409 has 2 divisors, whose sum is σ = 1112144122410. Its totient is φ = 1112144122408.

The previous prime is 1112144122403. The next prime is 1112144122447. The reversal of 1112144122409 is 9042214412111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1055561034025 + 56583088384 = 1027405^2 + 237872^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112144122409 - 2⁸ = 1112144122153 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112144122403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556072061204 + 556072061205.

It is an arithmetic number, because the mean of its divisors is an integer number (556072061205).

Almost surely, 2^{1112144122409} is an apocalyptic number.

It is an amenable number.

1112144122409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112144122409 is an equidigital number, since it uses as much as digits as its factorization.

1112144122409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 32.

The spelling of 1112144122409 in words is "one trillion, one hundred twelve billion, one hundred forty-four million, one hundred twenty-two thousand, four hundred nine".