1328811499 has 12 divisors (see below), whose sum is σ = 1421426776. Its totient is φ = 1241456832.

The previous prime is 1328811461. The next prime is 1328811503. The reversal of 1328811499 is 9941188231.

It is a de Polignac number, because none of the positive numbers 2^k-1328811499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1328811899) 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 11 ways as a sum of consecutive naturals, for example, 6462 + ... + 51955.

Almost surely, 2^1328811499 is an apocalyptic number.

1328811499 is a deficient number, since it is larger than the sum of its proper divisors (92615277).

1328811499 is an equidigital number, since it uses as much as digits as its factorization.

1328811499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58506 (or 58483 counting only the distinct ones).

The product of its digits is 124416, while the sum is 46.

The square root of 1328811499 is about 36452.8668145593. The cubic root of 1328811499 is about 1099.3967764242.

The spelling of 1328811499 in words is "one billion, three hundred twenty-eight million, eight hundred eleven thousand, four hundred ninety-nine".