12141266543 has 16 divisors (see below), whose sum is σ = 14259685440. Its totient is φ = 10119188736.

The previous prime is 12141266537. The next prime is 12141266549. The reversal of 12141266543 is 34566214121.

It is an interprime number because it is at equal distance from previous prime (12141266537) and next prime (12141266549).

It is a cyclic number.

It is not a de Polignac number, because 12141266543 - 2²⁴ = 12124489327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12141266549) 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 15 ways as a sum of consecutive naturals, for example, 424643 + ... + 452331.

It is an arithmetic number, because the mean of its divisors is an integer number (891230340).

Almost surely, 2^12141266543 is an apocalyptic number.

12141266543 is a deficient number, since it is larger than the sum of its proper divisors (2118418897).

12141266543 is a wasteful number, since it uses less digits than its factorization.

12141266543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29426.

The product of its digits is 34560, while the sum is 35.

The spelling of 12141266543 in words is "twelve billion, one hundred forty-one million, two hundred sixty-six thousand, five hundred forty-three".