1441443623 has 2 divisors, whose sum is σ = 1441443624. Its totient is φ = 1441443622.

The previous prime is 1441443613. The next prime is 1441443629. The reversal of 1441443623 is 3263441441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1441443623 - 2¹⁰ = 1441442599 is a prime.

It is a super-2 number, since 2×1441443623² = 4155519436574732258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1441443623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1441443629) 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, 720721811 + 720721812.

It is an arithmetic number, because the mean of its divisors is an integer number (720721812).

Almost surely, 2^1441443623 is an apocalyptic number.

1441443623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1441443623 is an equidigital number, since it uses as much as digits as its factorization.

1441443623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 32.

The square root of 1441443623 is about 37966.3485602711. The cubic root of 1441443623 is about 1129.6204700835.

The spelling of 1441443623 in words is "one billion, four hundred forty-one million, four hundred forty-three thousand, six hundred twenty-three".