1338007 has 4 divisors (see below), whose sum is σ = 1459656. Its totient is φ = 1216360.

The previous prime is 1337989. The next prime is 1338013. The reversal of 1338007 is 7008331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1338007 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338107) 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, 60808 + ... + 60829.

It is an arithmetic number, because the mean of its divisors is an integer number (364914).

2^1338007 is an apocalyptic number.

1338007 is a deficient number, since it is larger than the sum of its proper divisors (121649).

1338007 is a wasteful number, since it uses less digits than its factorization.

1338007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121648.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 1338007 is about 1156.7225250681. The cubic root of 1338007 is about 110.1926925566.

The spelling of 1338007 in words is "one million, three hundred thirty-eight thousand, seven".