1320060828 has 12 divisors (see below), whose sum is σ = 3080141960. Its totient is φ = 440020272.

The previous prime is 1320060823. The next prime is 1320060857. The reversal of 1320060828 is 8280600231.

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

It is a junction number, because it is equal to n+sod(n) for n = 1320060795 and 1320060804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320060823) 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 3 ways as a sum of consecutive naturals, for example, 55002523 + ... + 55002546.

Almost surely, 2^1320060828 is an apocalyptic number.

It is an amenable number.

1320060828 is an abundant number, since it is smaller than the sum of its proper divisors (1760081132).

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

1320060828 is a wasteful number, since it uses less digits than its factorization.

1320060828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110005076 (or 110005074 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 1320060828 is about 36332.6413573250. The cubic root of 1320060828 is about 1096.9781602183.

The spelling of 1320060828 in words is "one billion, three hundred twenty million, sixty thousand, eight hundred twenty-eight".