13318093 has 2 divisors, whose sum is σ = 13318094. Its totient is φ = 13318092.

The previous prime is 13318091. The next prime is 13318099. The reversal of 13318093 is 39081331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9715689 + 3602404 = 3117^2 + 1898^2 .

It is an emirp because it is prime and its reverse (39081331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13318093 - 2¹ = 13318091 is a prime.

Together with 13318091, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13318091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6659046 + 6659047.

It is an arithmetic number, because the mean of its divisors is an integer number (6659047).

Almost surely, 2^13318093 is an apocalyptic number.

It is an amenable number.

13318093 is a deficient number, since it is larger than the sum of its proper divisors (1).

13318093 is an equidigital number, since it uses as much as digits as its factorization.

13318093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 13318093 is about 3649.3962514367. The cubic root of 13318093 is about 237.0358387885.

The spelling of 13318093 in words is "thirteen million, three hundred eighteen thousand, ninety-three".