11141543543 has 8 divisors (see below), whose sum is σ = 12048792000. Its totient is φ = 10241467488.

The previous prime is 11141543537. The next prime is 11141543573. The reversal of 11141543543 is 34534514111.

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

It is a cyclic number.

It is not a de Polignac number, because 11141543543 - 2¹⁸ = 11141281399 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 (11141543533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1789868 + ... + 1796081.

It is an arithmetic number, because the mean of its divisors is an integer number (1506099000).

Almost surely, 2^11141543543 is an apocalyptic number.

11141543543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11141543543 is a deficient number, since it is larger than the sum of its proper divisors (907248457).

11141543543 is a wasteful number, since it uses less digits than its factorization.

11141543543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3586201.

The product of its digits is 14400, while the sum is 32.

The spelling of 11141543543 in words is "eleven billion, one hundred forty-one million, five hundred forty-three thousand, five hundred forty-three".