1328303719 has 2 divisors, whose sum is σ = 1328303720. Its totient is φ = 1328303718.

The previous prime is 1328303677. The next prime is 1328303723. The reversal of 1328303719 is 9173038231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1328303719 is a prime.

It is a super-3 number, since 3×1328303719³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1328303819) 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 as a sum of consecutive naturals, namely, 664151859 + 664151860.

It is an arithmetic number, because the mean of its divisors is an integer number (664151860).

Almost surely, 2^1328303719 is an apocalyptic number.

1328303719 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328303719 is an equidigital number, since it uses as much as digits as its factorization.

1328303719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 1328303719 is about 36445.9012647513. The cubic root of 1328303719 is about 1099.2567207381.

The spelling of 1328303719 in words is "one billion, three hundred twenty-eight million, three hundred three thousand, seven hundred nineteen".