1327308828 has 12 divisors (see below), whose sum is σ = 3097053960. Its totient is φ = 442436272.

The previous prime is 1327308799. The next prime is 1327308869. The reversal of 1327308828 is 8288037231.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1327308828.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55304523 + ... + 55304546.

It is an arithmetic number, because the mean of its divisors is an integer number (258087830).

Almost surely, 2^1327308828 is an apocalyptic number.

It is an amenable number.

1327308828 is an abundant number, since it is smaller than the sum of its proper divisors (1769745132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1327308828 is a wasteful number, since it uses less digits than its factorization.

1327308828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110609076 (or 110609074 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 1327308828 is about 36432.2498344530. The cubic root of 1327308828 is about 1098.9822067698.

The spelling of 1327308828 in words is "one billion, three hundred twenty-seven million, three hundred eight thousand, eight hundred twenty-eight".