13327973 has 2 divisors, whose sum is σ = 13327974. Its totient is φ = 13327972.

The previous prime is 13327969. The next prime is 13327999. The reversal of 13327973 is 37972331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11303044 + 2024929 = 3362^2 + 1423^2 .

It is an emirp because it is prime and its reverse (37972331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13327973 - 2² = 13327969 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13327903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6663986 + 6663987.

It is an arithmetic number, because the mean of its divisors is an integer number (6663987).

Almost surely, 2^13327973 is an apocalyptic number.

It is an amenable number.

13327973 is a deficient number, since it is larger than the sum of its proper divisors (1).

13327973 is an equidigital number, since it uses as much as digits as its factorization.

13327973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23814, while the sum is 35.

The square root of 13327973 is about 3650.7496490447. The cubic root of 13327973 is about 237.0944391504.

The spelling of 13327973 in words is "thirteen million, three hundred twenty-seven thousand, nine hundred seventy-three".