1446143663 has 2 divisors, whose sum is σ = 1446143664. Its totient is φ = 1446143662.

The previous prime is 1446143623. The next prime is 1446143669. The reversal of 1446143663 is 3663416441.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1446143663 - 2¹⁸ = 1445881519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1446143669) 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, 723071831 + 723071832.

It is an arithmetic number, because the mean of its divisors is an integer number (723071832).

Almost surely, 2^1446143663 is an apocalyptic number.

1446143663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1446143663 is an equidigital number, since it uses as much as digits as its factorization.

1446143663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 38.

The square root of 1446143663 is about 38028.1956316626. The cubic root of 1446143663 is about 1130.8469028986.

The spelling of 1446143663 in words is "one billion, four hundred forty-six million, one hundred forty-three thousand, six hundred sixty-three".