13074443 has 4 divisors (see below), whose sum is σ = 13082688. Its totient is φ = 13066200.

The previous prime is 13074433. The next prime is 13074463. The reversal of 13074443 is 34447031.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13074443 - 2⁴ = 13074427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13074403) 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, 908 + ... + 5193.

It is an arithmetic number, because the mean of its divisors is an integer number (3270672).

Almost surely, 2^13074443 is an apocalyptic number.

13074443 is a deficient number, since it is larger than the sum of its proper divisors (8245).

13074443 is an equidigital number, since it uses as much as digits as its factorization.

13074443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8244.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 13074443 is about 3615.8599253843. The cubic root of 13074443 is about 235.5814363383.

The spelling of 13074443 in words is "thirteen million, seventy-four thousand, four hundred forty-three".