1328803 has 16 divisors (see below), whose sum is σ = 1630720. Its totient is φ = 1057536.

The previous prime is 1328797. The next prime is 1328807. The reversal of 1328803 is 3088231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1328803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1328807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12850 + ... + 12952.

It is an arithmetic number, because the mean of its divisors is an integer number (101920).

2^1328803 is an apocalyptic number.

1328803 is a deficient number, since it is larger than the sum of its proper divisors (301917).

1328803 is a wasteful number, since it uses less digits than its factorization.

1328803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1328803 is about 1152.7371773305. The cubic root of 1328803 is about 109.9394432527.

The spelling of 1328803 in words is "one million, three hundred twenty-eight thousand, eight hundred three".