1441730393 has 6 divisors (see below), whose sum is σ = 1521605034. Its totient is φ = 1365849504.

The previous prime is 1441730387. The next prime is 1441730429. The reversal of 1441730393 is 3930371441.

It can be written as a sum of positive squares in only one way, i.e., 1191837529 + 249892864 = 34523^2 + 15808^2 .

It is not a de Polignac number, because 1441730393 - 2¹⁶ = 1441664857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1441730093) 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 in 5 ways as a sum of consecutive naturals, for example, 1996496 + ... + 1997217.

It is an arithmetic number, because the mean of its divisors is an integer number (253600839).

Almost surely, 2^1441730393 is an apocalyptic number.

It is an amenable number.

1441730393 is a deficient number, since it is larger than the sum of its proper divisors (79874641).

1441730393 is an equidigital number, since it uses as much as digits as its factorization.

1441730393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3993751 (or 3993732 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 1441730393 is about 37970.1250063784. The cubic root of 1441730393 is about 1129.6953764198.

The spelling of 1441730393 in words is "one billion, four hundred forty-one million, seven hundred thirty thousand, three hundred ninety-three".