1132816 has 20 divisors (see below), whose sum is σ = 2219724. Its totient is φ = 560000.

The previous prime is 1132811. The next prime is 1132823. The reversal of 1132816 is 6182311.

It can be written as a sum of positive squares in 2 ways, for example, as 1040400 + 92416 = 1020^2 + 304^2 .

It is not an unprimeable number, because it can be changed into a prime (1132811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1266 + ... + 1966.

2^1132816 is an apocalyptic number.

1132816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1132816 is a deficient number, since it is larger than the sum of its proper divisors (1086908).

1132816 is a wasteful number, since it uses less digits than its factorization.

1132816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810 (or 804 counting only the distinct ones).

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

The square root of 1132816 is about 1064.3382920857. The cubic root of 1132816 is about 104.2444938022.

The spelling of 1132816 in words is "one million, one hundred thirty-two thousand, eight hundred sixteen".