1112540343 has 8 divisors (see below), whose sum is σ = 1485219456. Its totient is φ = 740777400.

The previous prime is 1112540329. The next prime is 1112540353. The reversal of 1112540343 is 3430452111.

It is a happy number.

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

It is not a de Polignac number, because 1112540343 - 2⁴ = 1112540327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112540323) 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, 226203 + ... + 231068.

It is an arithmetic number, because the mean of its divisors is an integer number (185652432).

Almost surely, 2^1112540343 is an apocalyptic number.

1112540343 is a deficient number, since it is larger than the sum of its proper divisors (372679113).

1112540343 is an equidigital number, since it uses as much as digits as its factorization.

1112540343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458085.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1112540343 is about 33354.7649219718. The cubic root of 1112540343 is about 1036.1880739509.

Adding to 1112540343 its reverse (3430452111), we get a palindrome (4542992454).

The spelling of 1112540343 in words is "one billion, one hundred twelve million, five hundred forty thousand, three hundred forty-three".