11140311443 has 4 divisors (see below), whose sum is σ = 11140594920. Its totient is φ = 11140027968.

The previous prime is 11140311437. The next prime is 11140311449. The reversal of 11140311443 is 34411304111.

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

It is an interprime number because it is at equal distance from previous prime (11140311437) and next prime (11140311449).

It is a cyclic number.

It is not a de Polignac number, because 11140311443 - 2⁶ = 11140311379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11140311449) 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, 71033 + ... + 165306.

It is an arithmetic number, because the mean of its divisors is an integer number (2785148730).

Almost surely, 2^11140311443 is an apocalyptic number.

11140311443 is a deficient number, since it is larger than the sum of its proper divisors (283477).

11140311443 is an equidigital number, since it uses as much as digits as its factorization.

11140311443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283476.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 11140311443 its reverse (34411304111), we get a palindrome (45551615554).

The spelling of 11140311443 in words is "eleven billion, one hundred forty million, three hundred eleven thousand, four hundred forty-three".