1338313 has 4 divisors (see below), whose sum is σ = 1347328. Its totient is φ = 1329300.

The previous prime is 1338299. The next prime is 1338319. The reversal of 1338313 is 3138331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1338313 - 2⁹ = 1337801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1338319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4281 + ... + 4582.

It is an arithmetic number, because the mean of its divisors is an integer number (336832).

2^1338313 is an apocalyptic number.

It is an amenable number.

1338313 is a deficient number, since it is larger than the sum of its proper divisors (9015).

1338313 is an equidigital number, since it uses as much as digits as its factorization.

1338313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9014.

The product of its digits is 648, while the sum is 22.

The square root of 1338313 is about 1156.8547877759. The cubic root of 1338313 is about 110.2010922122.

The spelling of 1338313 in words is "one million, three hundred thirty-eight thousand, three hundred thirteen".