12055000543 has 8 divisors (see below), whose sum is σ = 12767500368. Its totient is φ = 11342876544.

The previous prime is 12055000519. The next prime is 12055000567. The reversal of 12055000543 is 34500055021.

It is an interprime number because it is at equal distance from previous prime (12055000519) and next prime (12055000567).

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

It is not a de Polignac number, because 12055000543 - 2²⁵ = 12021446111 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 (12055000513) 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, 26521 + ... + 157522.

It is an arithmetic number, because the mean of its divisors is an integer number (1595937546).

Almost surely, 2^12055000543 is an apocalyptic number.

12055000543 is a deficient number, since it is larger than the sum of its proper divisors (712499825).

12055000543 is a wasteful number, since it uses less digits than its factorization.

12055000543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187913.

The product of its (nonzero) digits is 3000, while the sum is 25.

Adding to 12055000543 its reverse (34500055021), we get a palindrome (46555055564).

The spelling of 12055000543 in words is "twelve billion, fifty-five million, five hundred forty-three", and thus it is an aban number.