1443341113 has 4 divisors (see below), whose sum is σ = 1449091728. Its totient is φ = 1437590500.

The previous prime is 1443341093. The next prime is 1443341173. The reversal of 1443341113 is 3111433441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3111433441 = 137 ⋅22711193.

It is a cyclic number.

It is not a de Polignac number, because 1443341113 - 2¹³ = 1443332921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1443341173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2874931 + ... + 2875432.

It is an arithmetic number, because the mean of its divisors is an integer number (362272932).

Almost surely, 2^1443341113 is an apocalyptic number.

It is an amenable number.

1443341113 is a deficient number, since it is larger than the sum of its proper divisors (5750615).

1443341113 is an equidigital number, since it uses as much as digits as its factorization.

1443341113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5750614.

The product of its digits is 1728, while the sum is 25.

The square root of 1443341113 is about 37991.3294450194. The cubic root of 1443341113 is about 1130.1159233150.

Adding to 1443341113 its reverse (3111433441), we get a palindrome (4554774554).

The spelling of 1443341113 in words is "one billion, four hundred forty-three million, three hundred forty-one thousand, one hundred thirteen".