1113743 has 8 divisors (see below), whose sum is σ = 1161600. Its totient is φ = 1066968.

The previous prime is 1113719. The next prime is 1113751. The reversal of 1113743 is 3473111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1113743 - 2¹⁴ = 1097359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113703) 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 7 ways as a sum of consecutive naturals, for example, 2318 + ... + 2756.

It is an arithmetic number, because the mean of its divisors is an integer number (145200).

2^1113743 is an apocalyptic number.

1113743 is a deficient number, since it is larger than the sum of its proper divisors (47857).

1113743 is an equidigital number, since it uses as much as digits as its factorization.

1113743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541.

The product of its digits is 252, while the sum is 20.

The square root of 1113743 is about 1055.3402294995. The cubic root of 1113743 is about 103.6561312871.

Adding to 1113743 its reverse (3473111), we get a palindrome (4586854).

The spelling of 1113743 in words is "one million, one hundred thirteen thousand, seven hundred forty-three".