1338563 has 8 divisors (see below), whose sum is σ = 1438560. Its totient is φ = 1240960.

The previous prime is 1338559. The next prime is 1338581. The reversal of 1338563 is 3658331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1338563 - 2² = 1338559 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 (1338863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653 + ... + 1761.

It is an arithmetic number, because the mean of its divisors is an integer number (179820).

2^1338563 is an apocalyptic number.

1338563 is a deficient number, since it is larger than the sum of its proper divisors (99997).

1338563 is a wasteful number, since it uses less digits than its factorization.

1338563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197.

The product of its digits is 6480, while the sum is 29.

The square root of 1338563 is about 1156.9628343210. The cubic root of 1338563 is about 110.2079537256.

The spelling of 1338563 in words is "one million, three hundred thirty-eight thousand, five hundred sixty-three".