11141042043 has 32 divisors (see below), whose sum is σ = 15717335040. Its totient is φ = 7008613920.

The previous prime is 11141041999. The next prime is 11141042057. The reversal of 11141042043 is 34024014111.

It is not a de Polignac number, because 11141042043 - 2⁶ = 11141041979 is a prime.

It is a super-2 number, since 2×11141042043² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11141042063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2729278 + ... + 2733356.

It is an arithmetic number, because the mean of its divisors is an integer number (491166720).

Almost surely, 2^11141042043 is an apocalyptic number.

11141042043 is a deficient number, since it is larger than the sum of its proper divisors (4576292997).

11141042043 is a wasteful number, since it uses less digits than its factorization.

11141042043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4839.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11141042043 its reverse (34024014111), we get a palindrome (45165056154).

The spelling of 11141042043 in words is "eleven billion, one hundred forty-one million, forty-two thousand, forty-three".