12543341541 has 8 divisors (see below), whose sum is σ = 16725402720. Its totient is φ = 8361754032.

The previous prime is 12543341507. The next prime is 12543341561. The reversal of 12543341541 is 14514334521.

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

It is not a de Polignac number, because 12543341541 - 2⁶ = 12543341477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12543341501) 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 7 ways as a sum of consecutive naturals, for example, 51171 + ... + 166448.

It is an arithmetic number, because the mean of its divisors is an integer number (2090675340).

Almost surely, 2^12543341541 is an apocalyptic number.

It is an amenable number.

12543341541 is a deficient number, since it is larger than the sum of its proper divisors (4182061179).

12543341541 is a wasteful number, since it uses less digits than its factorization.

12543341541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236835.

The product of its digits is 28800, while the sum is 33.

The spelling of 12543341541 in words is "twelve billion, five hundred forty-three million, three hundred forty-one thousand, five hundred forty-one".