1443313445 has 16 divisors (see below), whose sum is σ = 2001646080. Its totient is φ = 978578304.

The previous prime is 1443313409. The next prime is 1443313513. The reversal of 1443313445 is 5443133441.

It is a cyclic number.

It is not a de Polignac number, because 1443313445 - 2⁶ = 1443313381 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228557 + ... + 234786.

It is an arithmetic number, because the mean of its divisors is an integer number (125102880).

Almost surely, 2^1443313445 is an apocalyptic number.

It is an amenable number.

1443313445 is a deficient number, since it is larger than the sum of its proper divisors (558332635).

1443313445 is an equidigital number, since it uses as much as digits as its factorization.

1443313445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463444.

The product of its digits is 34560, while the sum is 32.

The square root of 1443313445 is about 37990.9653075570. The cubic root of 1443313445 is about 1130.1087020498.

Adding to 1443313445 its reverse (5443133441), we get a palindrome (6886446886).

The spelling of 1443313445 in words is "one billion, four hundred forty-three million, three hundred thirteen thousand, four hundred forty-five".