1128766 has 8 divisors (see below), whose sum is σ = 1792800. Its totient is φ = 531168.

The previous prime is 1128763. The next prime is 1128769. The reversal of 1128766 is 6678211.

It is an interprime number because it is at equal distance from previous prime (1128763) and next prime (1128769).

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

It is a super-2 number, since 2×1128766² = 2548225365512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128761) 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, 16566 + ... + 16633.

It is an arithmetic number, because the mean of its divisors is an integer number (224100).

2^1128766 is an apocalyptic number.

1128766 is a deficient number, since it is larger than the sum of its proper divisors (664034).

1128766 is a wasteful number, since it uses less digits than its factorization.

1128766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33218.

The product of its digits is 4032, while the sum is 31.

The square root of 1128766 is about 1062.4339979500. The cubic root of 1128766 is about 104.1201151639.

The spelling of 1128766 in words is "one million, one hundred twenty-eight thousand, seven hundred sixty-six".