1338963 has 8 divisors (see below), whose sum is σ = 1794000. Its totient is φ = 888288.

The previous prime is 1338941. The next prime is 1338979. The reversal of 1338963 is 3698331.

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

It is not a de Polignac number, because 1338963 - 2⁹ = 1338451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1338923) 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 7 ways as a sum of consecutive naturals, for example, 288 + ... + 1661.

It is an arithmetic number, because the mean of its divisors is an integer number (224250).

2^1338963 is an apocalyptic number.

1338963 is a deficient number, since it is larger than the sum of its proper divisors (455037).

1338963 is a wasteful number, since it uses less digits than its factorization.

1338963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181.

The product of its digits is 11664, while the sum is 33.

The square root of 1338963 is about 1157.1356878085. The cubic root of 1338963 is about 110.2189303702.

The spelling of 1338963 in words is "one million, three hundred thirty-eight thousand, nine hundred sixty-three".