1328402703 has 8 divisors (see below), whose sum is σ = 1773097648. Its totient is φ = 884654784.

The previous prime is 1328402693. The next prime is 1328402707. The reversal of 1328402703 is 3072048231.

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

It is not a de Polignac number, because 1328402703 - 2⁵ = 1328402671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328402707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233476 + ... + 239097.

It is an arithmetic number, because the mean of its divisors is an integer number (221637206).

Almost surely, 2^1328402703 is an apocalyptic number.

1328402703 is a deficient number, since it is larger than the sum of its proper divisors (444694945).

1328402703 is an equidigital number, since it uses as much as digits as its factorization.

1328402703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473513.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 1328402703 is about 36447.2591973663. The cubic root of 1328402703 is about 1099.2840252677.

The spelling of 1328402703 in words is "one billion, three hundred twenty-eight million, four hundred two thousand, seven hundred three".