1120816 has 10 divisors (see below), whose sum is σ = 2171612. Its totient is φ = 560400.

The previous prime is 1120811. The next prime is 1120831. The reversal of 1120816 is 6180211.

1120816 is an esthetic number in base 7, because in such base its adjacent digits differ by 1.

It is a junction number, because it is equal to n+sod(n) for n = 1120793 and 1120802.

It is not an unprimeable number, because it can be changed into a prime (1120811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35010 + ... + 35041.

2^1120816 is an apocalyptic number.

1120816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1120816 is a deficient number, since it is larger than the sum of its proper divisors (1050796).

1120816 is an equidigital number, since it uses as much as digits as its factorization.

1120816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70059 (or 70053 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 1120816 is about 1058.6859779935. The cubic root of 1120816 is about 103.8750966001.

It can be divided in two parts, 1120 and 816, that added together give a square (1936 = 44²).

The spelling of 1120816 in words is "one million, one hundred twenty thousand, eight hundred sixteen".