1158668 has 12 divisors (see below), whose sum is σ = 2317392. Its totient is φ = 496560.

The previous prime is 1158653. The next prime is 1158673. The reversal of 1158668 is 8668511.

1158668 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20663 + ... + 20718.

It is an arithmetic number, because the mean of its divisors is an integer number (193116).

2^1158668 is an apocalyptic number.

It is an amenable number.

1158668 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1158668 is a wasteful number, since it uses less digits than its factorization.

1158668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41392 (or 41390 counting only the distinct ones).

The product of its digits is 11520, while the sum is 35.

The square root of 1158668 is about 1076.4144183352. The cubic root of 1158668 is about 105.0315249256.

The spelling of 1158668 in words is "one million, one hundred fifty-eight thousand, six hundred sixty-eight".