1445744383 has 2 divisors, whose sum is σ = 1445744384. Its totient is φ = 1445744382.

The previous prime is 1445744273. The next prime is 1445744407. The reversal of 1445744383 is 3834475441.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1445744383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1445744683) 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, 722872191 + 722872192.

It is an arithmetic number, because the mean of its divisors is an integer number (722872192).

Almost surely, 2^1445744383 is an apocalyptic number.

1445744383 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445744383 is an equidigital number, since it uses as much as digits as its factorization.

1445744383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 645120, while the sum is 43.

The square root of 1445744383 is about 38022.9454803281. The cubic root of 1445744383 is about 1130.7428177779.

The spelling of 1445744383 in words is "one billion, four hundred forty-five million, seven hundred forty-four thousand, three hundred eighty-three".