1011680 has 24 divisors (see below), whose sum is σ = 2390472. Its totient is φ = 404608.

The previous prime is 1011677. The next prime is 1011697. The reversal of 1011680 is 861101.

It is a happy number.

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, 3002 + ... + 3321.

It is an arithmetic number, because the mean of its divisors is an integer number (99603).

2^1011680 is an apocalyptic number.

1011680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011680 is an abundant number, since it is smaller than the sum of its proper divisors (1378792).

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

1011680 is an equidigital number, since it uses as much as digits as its factorization.

1011680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6338 (or 6330 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

The square root of 1011680 is about 1005.8230460672. The cubic root of 1011680 is about 100.3878272888.

Adding to 1011680 its reverse (861101), we get a palindrome (1872781).

The spelling of 1011680 in words is "one million, eleven thousand, six hundred eighty".