1113073 has 4 divisors (see below), whose sum is σ = 1198708. Its totient is φ = 1027440.

The previous prime is 1113059. The next prime is 1113083. The reversal of 1113073 is 3703111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 627264 + 485809 = 792^2 + 697^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113073 - 2⁹ = 1112561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42798 + ... + 42823.

It is an arithmetic number, because the mean of its divisors is an integer number (299677).

2^1113073 is an apocalyptic number.

1113073 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1113073 is a deficient number, since it is larger than the sum of its proper divisors (85635).

1113073 is an equidigital number, since it uses as much as digits as its factorization.

1113073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85634.

The product of its (nonzero) digits is 63, while the sum is 16.

The square root of 1113073 is about 1055.0227485699. The cubic root of 1113073 is about 103.6353414703.

Adding to 1113073 its reverse (3703111), we get a palindrome (4816184).

The spelling of 1113073 in words is "one million, one hundred thirteen thousand, seventy-three".