12054413543 has 6 divisors (see below), whose sum is σ = 12124525104. Its totient is φ = 11984705096.

The previous prime is 12054413537. The next prime is 12054413573. The reversal of 12054413543 is 34531445021.

It is not a de Polignac number, because 12054413543 - 2⁶ = 12054413479 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 (12054413573) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 171455 + ... + 231312.

It is an arithmetic number, because the mean of its divisors is an integer number (2020754184).

Almost surely, 2^12054413543 is an apocalyptic number.

12054413543 is a deficient number, since it is larger than the sum of its proper divisors (70111561).

12054413543 is an frugal number, since it uses more digits than its factorization.

12054413543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403113 (or 402940 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 12054413543 its reverse (34531445021), we get a palindrome (46585858564).

The spelling of 12054413543 in words is "twelve billion, fifty-four million, four hundred thirteen thousand, five hundred forty-three".