1159868 has 6 divisors (see below), whose sum is σ = 2029776. Its totient is φ = 579932.

The previous prime is 1159861. The next prime is 1159877. The reversal of 1159868 is 8689511.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1159861) 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, 144980 + ... + 144987.

It is an arithmetic number, because the mean of its divisors is an integer number (338296).

2^1159868 is an apocalyptic number.

It is an amenable number.

1159868 is a deficient number, since it is larger than the sum of its proper divisors (869908).

1159868 is a wasteful number, since it uses less digits than its factorization.

1159868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289971 (or 289969 counting only the distinct ones).

The product of its digits is 17280, while the sum is 38.

The square root of 1159868 is about 1076.9716802219. The cubic root of 1159868 is about 105.0677718182.

The spelling of 1159868 in words is "one million, one hundred fifty-nine thousand, eight hundred sixty-eight".