1127868 has 48 divisors (see below), whose sum is σ = 3118080. Its totient is φ = 310464.

The previous prime is 1127857. The next prime is 1127881. The reversal of 1127868 is 8687211.

It is a happy number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2205 + ... + 2667.

It is an arithmetic number, because the mean of its divisors is an integer number (64960).

2^1127868 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1127868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1559040).

1127868 is an abundant number, since it is smaller than the sum of its proper divisors (1990212).

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

1127868 is a wasteful number, since it uses less digits than its factorization.

1127868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506 (or 504 counting only the distinct ones).

The product of its digits is 5376, while the sum is 33.

The square root of 1127868 is about 1062.0112993749. The cubic root of 1127868 is about 104.0924966055.

The spelling of 1127868 in words is "one million, one hundred twenty-seven thousand, eight hundred sixty-eight".