1110660 has 48 divisors (see below), whose sum is σ = 3157056. Its totient is φ = 291712.

The previous prime is 1110643. The next prime is 1110667. The reversal of 1110660 is 660111.

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

It is not an unprimeable number, because it can be changed into a prime (1110667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6334 + ... + 6506.

It is an arithmetic number, because the mean of its divisors is an integer number (65772).

2^1110660 is an apocalyptic number.

1110660 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 1110660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1578528).

1110660 is an abundant number, since it is smaller than the sum of its proper divisors (2046396).

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

1110660 is a wasteful number, since it uses less digits than its factorization.

1110660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292 (or 290 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1110660 is about 1053.8785508777. The cubic root of 1110660 is about 103.5603978966.

Adding to 1110660 its reverse (660111), we get a palindrome (1770771).

It can be divided in two parts, 1110 and 660, that added together give a triangular number (1770 = T₅₉).

The spelling of 1110660 in words is "one million, one hundred ten thousand, six hundred sixty".