1148666 has 8 divisors (see below), whose sum is σ = 1797984. Its totient is φ = 549340.

The previous prime is 1148663. The next prime is 1148677. The reversal of 1148666 is 6668411.

It is a happy number.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1148663) 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 in 3 ways as a sum of consecutive naturals, for example, 12440 + ... + 12531.

It is an arithmetic number, because the mean of its divisors is an integer number (224748).

2^1148666 is an apocalyptic number.

1148666 is a deficient number, since it is larger than the sum of its proper divisors (649318).

1148666 is a wasteful number, since it uses less digits than its factorization.

1148666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24996.

The product of its digits is 6912, while the sum is 32.

The square root of 1148666 is about 1071.7583682902. The cubic root of 1148666 is about 104.7284289802.

The spelling of 1148666 in words is "one million, one hundred forty-eight thousand, six hundred sixty-six".