13344997 has 2 divisors, whose sum is σ = 13344998. Its totient is φ = 13344996.

The previous prime is 13344953. The next prime is 13345001. The reversal of 13344997 is 79944331.

It is a happy number.

13344997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6964321 + 6380676 = 2639^2 + 2526^2 .

It is an emirp because it is prime and its reverse (79944331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13344997 - 2¹¹ = 13342949 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13344907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6672498 + 6672499.

It is an arithmetic number, because the mean of its divisors is an integer number (6672499).

Almost surely, 2^13344997 is an apocalyptic number.

It is an amenable number.

13344997 is a deficient number, since it is larger than the sum of its proper divisors (1).

13344997 is an equidigital number, since it uses as much as digits as its factorization.

13344997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 40.

The square root of 13344997 is about 3653.0804809092. The cubic root of 13344997 is about 237.1953441771.

It can be divided in two parts, 13344 and 997, that added together give a palindrome (14341).

The spelling of 13344997 in words is "thirteen million, three hundred forty-four thousand, nine hundred ninety-seven".