13364993 has 2 divisors, whose sum is σ = 13364994. Its totient is φ = 13364992.

The previous prime is 13364987. The next prime is 13365007. The reversal of 13364993 is 39946331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13337104 + 27889 = 3652^2 + 167^2 .

It is a cyclic number.

It is not a de Polignac number, because 13364993 - 2⁴ = 13364977 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (13364903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6682496 + 6682497.

It is an arithmetic number, because the mean of its divisors is an integer number (6682497).

Almost surely, 2^13364993 is an apocalyptic number.

It is an amenable number.

13364993 is a deficient number, since it is larger than the sum of its proper divisors (1).

13364993 is an equidigital number, since it uses as much as digits as its factorization.

13364993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488, while the sum is 38.

The square root of 13364993 is about 3655.8163247078. The cubic root of 13364993 is about 237.3137553724.

The spelling of 13364993 in words is "thirteen million, three hundred sixty-four thousand, nine hundred ninety-three".