1102080 has 144 divisors (see below), whose sum is σ = 4120704. Its totient is φ = 245760.

The previous prime is 1102069. The next prime is 1102111. The reversal of 1102080 is 802011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26860 + ... + 26900.

It is an arithmetic number, because the mean of its divisors is an integer number (28616).

2^1102080 is an apocalyptic number.

1102080 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 1102080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2060352).

1102080 is an abundant number, since it is smaller than the sum of its proper divisors (3018624).

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

1102080 is an equidigital number, since it uses as much as digits as its factorization.

1102080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72 (or 58 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1102080 is about 1049.7999809488. The cubic root of 1102080 is about 103.2930355065.

Adding to 1102080 its reverse (802011), we get a palindrome (1904091).

The spelling of 1102080 in words is "one million, one hundred two thousand, eighty".