1113242343 has 16 divisors (see below), whose sum is σ = 1602270720. Its totient is φ = 685413344.

The previous prime is 1113242341. The next prime is 1113242353. The reversal of 1113242343 is 3432423111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1113242343 - 2¹ = 1113242341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113242341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276171 + ... + 280172.

It is an arithmetic number, because the mean of its divisors is an integer number (100141920).

Almost surely, 2^1113242343 is an apocalyptic number.

1113242343 is a deficient number, since it is larger than the sum of its proper divisors (489028377).

1113242343 is a wasteful number, since it uses less digits than its factorization.

1113242343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556398.

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

The square root of 1113242343 is about 33365.2864965970. The cubic root of 1113242343 is about 1036.4059689968.

Adding to 1113242343 its reverse (3432423111), we get a palindrome (4545665454).

The spelling of 1113242343 in words is "one billion, one hundred thirteen million, two hundred forty-two thousand, three hundred forty-three".