1080668 has 6 divisors (see below), whose sum is σ = 1891176. Its totient is φ = 540332.

The previous prime is 1080661. The next prime is 1080679. The reversal of 1080668 is 8660801.

It is a self number, because there is not a number n which added to its sum of digits gives 1080668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1080661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135080 + ... + 135087.

It is an arithmetic number, because the mean of its divisors is an integer number (315196).

2^1080668 is an apocalyptic number.

It is an amenable number.

1080668 is a deficient number, since it is larger than the sum of its proper divisors (810508).

1080668 is a wasteful number, since it uses less digits than its factorization.

1080668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270171 (or 270169 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 1080668 is about 1039.5518265099. The cubic root of 1080668 is about 102.6197054767.

The spelling of 1080668 in words is "one million, eighty thousand, six hundred sixty-eight".