1320483560 has 128 divisors (see below), whose sum is σ = 3366696960. Its totient is φ = 461932800.

The previous prime is 1320483559. The next prime is 1320483581. The reversal of 1320483560 is 653840231.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1342829 + ... + 1343811.

It is an arithmetic number, because the mean of its divisors is an integer number (26302320).

Almost surely, 2^1320483560 is an apocalyptic number.

1320483560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1320483560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1683348480).

1320483560 is an abundant number, since it is smaller than the sum of its proper divisors (2046213400).

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

1320483560 is a wasteful number, since it uses less digits than its factorization.

1320483560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119 (or 1115 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1320483560 is about 36338.4584152933. The cubic root of 1320483560 is about 1097.0952452974.

The spelling of 1320483560 in words is "one billion, three hundred twenty million, four hundred eighty-three thousand, five hundred sixty".