1113342243 has 8 divisors (see below), whose sum is σ = 1598645328. Its totient is φ = 685133664.

The previous prime is 1113342233. The next prime is 1113342253. The reversal of 1113342243 is 3422433111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1113342233) and next prime (1113342253).

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

It is not a de Polignac number, because 1113342243 - 2⁵ = 1113342211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1113342203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14273580 + ... + 14273657.

It is an arithmetic number, because the mean of its divisors is an integer number (199830666).

Almost surely, 2^1113342243 is an apocalyptic number.

1113342243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1113342243 is a deficient number, since it is larger than the sum of its proper divisors (485303085).

1113342243 is a wasteful number, since it uses less digits than its factorization.

1113342243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28547253.

The product of its digits is 1728, while the sum is 24.

The square root of 1113342243 is about 33366.7835279339. The cubic root of 1113342243 is about 1036.4369696919.

Adding to 1113342243 its reverse (3422433111), we get a palindrome (4535775354).

The spelling of 1113342243 in words is "one billion, one hundred thirteen million, three hundred forty-two thousand, two hundred forty-three".