11140323243 has 16 divisors (see below), whose sum is σ = 17026114560. Its totient is φ = 6347005056.

The previous prime is 11140323223. The next prime is 11140323247. The reversal of 11140323243 is 34232304111.

It is a happy number.

11140323243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11140323243 - 2²⁵ = 11106768811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11140323247) 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, 780003 + ... + 794156.

It is an arithmetic number, because the mean of its divisors is an integer number (1064132160).

Almost surely, 2^11140323243 is an apocalyptic number.

11140323243 is a deficient number, since it is larger than the sum of its proper divisors (5885791317).

11140323243 is a wasteful number, since it uses less digits than its factorization.

11140323243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574506.

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

Adding to 11140323243 its reverse (34232304111), we get a palindrome (45372627354).

The spelling of 11140323243 in words is "eleven billion, one hundred forty million, three hundred twenty-three thousand, two hundred forty-three".