1359980 has 24 divisors (see below), whose sum is σ = 2912112. Its totient is φ = 533312.

The previous prime is 1359979. The next prime is 1359991. The reversal of 1359980 is 899531.

It is a self number, because there is not a number n which added to its sum of digits gives 1359980.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419 + ... + 1701.

It is an arithmetic number, because the mean of its divisors is an integer number (121338).

2^1359980 is an apocalyptic number.

1359980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1359980 is an abundant number, since it is smaller than the sum of its proper divisors (1552132).

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

1359980 is a wasteful number, since it uses less digits than its factorization.

1359980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345 (or 1343 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 1359980 is about 1166.1818040083. The cubic root of 1359980 is about 110.7926220287.

The spelling of 1359980 in words is "one million, three hundred fifty-nine thousand, nine hundred eighty".