1144122743 has 2 divisors, whose sum is σ = 1144122744. Its totient is φ = 1144122742.

The previous prime is 1144122737. The next prime is 1144122779. The reversal of 1144122743 is 3472214411.

It is a weak prime.

It is an emirp because it is prime and its reverse (3472214411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1144122743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144122443) 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, 572061371 + 572061372.

It is an arithmetic number, because the mean of its divisors is an integer number (572061372).

Almost surely, 2^1144122743 is an apocalyptic number.

1144122743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144122743 is an equidigital number, since it uses as much as digits as its factorization.

1144122743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 29.

The square root of 1144122743 is about 33824.8834883433. The cubic root of 1144122743 is about 1045.9017095947.

The spelling of 1144122743 in words is "one billion, one hundred forty-four million, one hundred twenty-two thousand, seven hundred forty-three".