13340313 has 48 divisors (see below), whose sum is σ = 23237760. Its totient is φ = 7216128.

The previous prime is 13340309. The next prime is 13340351. The reversal of 13340313 is 31304331.

13340313 is a `hidden beast` number, since 13 + 340 + 313 = 666.

It is not a de Polignac number, because 13340313 - 2² = 13340309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13340113) 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 in 47 ways as a sum of consecutive naturals, for example, 137481 + ... + 137577.

It is an arithmetic number, because the mean of its divisors is an integer number (484120).

Almost surely, 2^13340313 is an apocalyptic number.

It is an amenable number.

13340313 is a deficient number, since it is larger than the sum of its proper divisors (9897447).

13340313 is a wasteful number, since it uses less digits than its factorization.

13340313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 13340313 is about 3652.4393218779. The cubic root of 13340313 is about 237.1675896310.

Adding to 13340313 its reverse (31304331), we get a palindrome (44644644).

The spelling of 13340313 in words is "thirteen million, three hundred forty thousand, three hundred thirteen".