1128316 has 24 divisors (see below), whose sum is σ = 2298240. Its totient is φ = 474672.

The previous prime is 1128313. The next prime is 1128349. The reversal of 1128316 is 6138211.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1311 + ... + 1993.

It is an arithmetic number, because the mean of its divisors is an integer number (95760).

2^1128316 is an apocalyptic number.

It is an amenable number.

1128316 is an abundant number, since it is smaller than the sum of its proper divisors (1169924).

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

1128316 is a wasteful number, since it uses less digits than its factorization.

1128316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753 (or 751 counting only the distinct ones).

The product of its digits is 288, while the sum is 22.

The square root of 1128316 is about 1062.2221989772. Note that the first 3 decimals coincide. The cubic root of 1128316 is about 104.1062769608.

It can be divided in two parts, 1128 and 316, that added together give a square (1444 = 38²).

The spelling of 1128316 in words is "one million, one hundred twenty-eight thousand, three hundred sixteen".