13441443445 has 4 divisors (see below), whose sum is σ = 16129732140. Its totient is φ = 10753154752.

The previous prime is 13441443439. The next prime is 13441443503. The reversal of 13441443445 is 54434414431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8613139249 + 4828304196 = 92807^2 + 69486^2 .

It is a cyclic number.

It is not a de Polignac number, because 13441443445 - 2¹⁵ = 13441410677 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1344144340 + ... + 1344144349.

It is an arithmetic number, because the mean of its divisors is an integer number (4032433035).

Almost surely, 2^13441443445 is an apocalyptic number.

It is an amenable number.

13441443445 is a deficient number, since it is larger than the sum of its proper divisors (2688288695).

13441443445 is an equidigital number, since it uses as much as digits as its factorization.

13441443445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2688288694.

The product of its digits is 184320, while the sum is 37.

Adding to 13441443445 its reverse (54434414431), we get a palindrome (67875857876).

The spelling of 13441443445 in words is "thirteen billion, four hundred forty-one million, four hundred forty-three thousand, four hundred forty-five".