144345743 has 2 divisors, whose sum is σ = 144345744. Its totient is φ = 144345742.

The previous prime is 144345739. The next prime is 144345763. The reversal of 144345743 is 347543441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144345743 - 2² = 144345739 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144345763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72172871 + 72172872.

It is an arithmetic number, because the mean of its divisors is an integer number (72172872).

Almost surely, 2^144345743 is an apocalyptic number.

144345743 is a deficient number, since it is larger than the sum of its proper divisors (1).

144345743 is an equidigital number, since it uses as much as digits as its factorization.

144345743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 35.

The square root of 144345743 is about 12014.3973215472. The cubic root of 144345743 is about 524.5674356822.

The spelling of 144345743 in words is "one hundred forty-four million, three hundred forty-five thousand, seven hundred forty-three".