1126666 has 8 divisors (see below), whose sum is σ = 1695204. Its totient is φ = 561600.

The previous prime is 1126663. The next prime is 1126667. The reversal of 1126666 is 6666211.

It can be written as a sum of positive squares in 2 ways, for example, as 772641 + 354025 = 879^2 + 595^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

1126666 is a modest number, since divided by 6666 gives 112 as remainder.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1126661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216 + ... + 1516.

2^1126666 is an apocalyptic number.

1126666 is a deficient number, since it is larger than the sum of its proper divisors (568538).

1126666 is a wasteful number, since it uses less digits than its factorization.

1126666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736.

The product of its digits is 2592, while the sum is 28.

The square root of 1126666 is about 1061.4452411689. The cubic root of 1126666 is about 104.0555053811.

The spelling of 1126666 in words is "one million, one hundred twenty-six thousand, six hundred sixty-six".