13364447 has 4 divisors (see below), whose sum is σ = 13825320. Its totient is φ = 12903576.

The previous prime is 13364399. The next prime is 13364453. The reversal of 13364447 is 74446331.

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

It is a cyclic number.

It is not a de Polignac number, because 13364447 - 2⁸ = 13364191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13364347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230393 + ... + 230450.

It is an arithmetic number, because the mean of its divisors is an integer number (3456330).

Almost surely, 2^13364447 is an apocalyptic number.

13364447 is a deficient number, since it is larger than the sum of its proper divisors (460873).

13364447 is an equidigital number, since it uses as much as digits as its factorization.

13364447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460872.

The product of its digits is 24192, while the sum is 32.

The square root of 13364447 is about 3655.7416484210. The cubic root of 13364447 is about 237.3105236692.

The spelling of 13364447 in words is "thirteen million, three hundred sixty-four thousand, four hundred forty-seven".