1338307 has 4 divisors (see below), whose sum is σ = 1343320. Its totient is φ = 1333296.

The previous prime is 1338299. The next prime is 1338319. The reversal of 1338307 is 7038331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1338307 - 2³ = 1338299 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1338367) 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, 2082 + ... + 2647.

It is an arithmetic number, because the mean of its divisors is an integer number (335830).

2^1338307 is an apocalyptic number.

1338307 is a deficient number, since it is larger than the sum of its proper divisors (5013).

1338307 is an equidigital number, since it uses as much as digits as its factorization.

1338307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5012.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 1338307 is about 1156.8521945348. The cubic root of 1338307 is about 110.2009275254.

The spelling of 1338307 in words is "one million, three hundred thirty-eight thousand, three hundred seven".