1320054000 has 80 divisors (see below), whose sum is σ = 4255873440. Its totient is φ = 352012800.

The previous prime is 1320053993. The next prime is 1320054011. The reversal of 1320054000 is 4500231.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 104005 + ... + 116004.

It is an arithmetic number, because the mean of its divisors is an integer number (53198418).

Almost surely, 2^1320054000 is an apocalyptic number.

1320054000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1320054000 is an abundant number, since it is smaller than the sum of its proper divisors (2935819440).

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

1320054000 is a wasteful number, since it uses less digits than its factorization.

1320054000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220035 (or 220019 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 1320054000 is about 36332.5473921111. The cubic root of 1320054000 is about 1096.9762688459.

Adding to 1320054000 its reverse (4500231), we get a palindrome (1324554231).

The spelling of 1320054000 in words is "one billion, three hundred twenty million, fifty-four thousand".