13344605 has 16 divisors (see below), whose sum is σ = 16768944. Its totient is φ = 10183680.

The previous prime is 13344563. The next prime is 13344613. The reversal of 13344605 is 50644331.

It can be written as a sum of positive squares in 8 ways, for example, as 109561 + 13235044 = 331^2 + 3638^2 .

It is not a de Polignac number, because 13344605 - 2¹⁰ = 13343581 is a prime.

It is a Duffinian number.

It is a Curzon number.

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, 9125 + ... + 10485.

It is an arithmetic number, because the mean of its divisors is an integer number (1048059).

Almost surely, 2^13344605 is an apocalyptic number.

It is an amenable number.

13344605 is a deficient number, since it is larger than the sum of its proper divisors (3424339).

13344605 is a wasteful number, since it uses less digits than its factorization.

13344605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 13344605 is about 3653.0268271668. The cubic root of 13344605 is about 237.1930216716.

Adding to 13344605 its reverse (50644331), we get a palindrome (63988936).

The spelling of 13344605 in words is "thirteen million, three hundred forty-four thousand, six hundred five".