1152666 has 12 divisors (see below), whose sum is σ = 2497482. Its totient is φ = 384216.

The previous prime is 1152653. The next prime is 1152667. The reversal of 1152666 is 6662511.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1147041 + 5625 = 1071^2 + 75^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1152667) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32001 + ... + 32036.

2^1152666 is an apocalyptic number.

1152666 is an abundant number, since it is smaller than the sum of its proper divisors (1344816).

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

1152666 is a wasteful number, since it uses less digits than its factorization.

1152666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64045 (or 64042 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 1152666 is about 1073.6228388033. The cubic root of 1152666 is about 104.8498534248.

The spelling of 1152666 in words is "one million, one hundred fifty-two thousand, six hundred sixty-six".