11140040343 has 4 divisors (see below), whose sum is σ = 14853387128. Its totient is φ = 7426693560.

The previous prime is 11140040321. The next prime is 11140040357. The reversal of 11140040343 is 34304004111.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11140040343 - 2⁹ = 11140039831 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 (11140040383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1856673388 + ... + 1856673393.

It is an arithmetic number, because the mean of its divisors is an integer number (3713346782).

Almost surely, 2^11140040343 is an apocalyptic number.

11140040343 is a deficient number, since it is larger than the sum of its proper divisors (3713346785).

11140040343 is an equidigital number, since it uses as much as digits as its factorization.

11140040343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3713346784.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11140040343 its reverse (34304004111), we get a palindrome (45444044454).

The spelling of 11140040343 in words is "eleven billion, one hundred forty million, forty thousand, three hundred forty-three".