13344109 has 2 divisors, whose sum is σ = 13344110. Its totient is φ = 13344108.

The previous prime is 13344101. The next prime is 13344113. The reversal of 13344109 is 90144331.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13322500 + 21609 = 3650^2 + 147^2 .

It is a cyclic number.

It is not a de Polignac number, because 13344109 - 2³ = 13344101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13344101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6672054 + 6672055.

It is an arithmetic number, because the mean of its divisors is an integer number (6672055).

Almost surely, 2^13344109 is an apocalyptic number.

It is an amenable number.

13344109 is a deficient number, since it is larger than the sum of its proper divisors (1).

13344109 is an equidigital number, since it uses as much as digits as its factorization.

13344109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 13344109 is about 3652.9589376285. The cubic root of 13344109 is about 237.1900829261.

The spelling of 13344109 in words is "thirteen million, three hundred forty-four thousand, one hundred nine".