12141543 has 8 divisors (see below), whose sum is σ = 16242688. Its totient is φ = 8067384.

The previous prime is 12141541. The next prime is 12141559. The reversal of 12141543 is 34514121.

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

It is not a de Polignac number, because 12141543 - 2¹ = 12141541 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 (12141541) 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, 5671 + ... + 7512.

It is an arithmetic number, because the mean of its divisors is an integer number (2030336).

Almost surely, 2^12141543 is an apocalyptic number.

12141543 is a deficient number, since it is larger than the sum of its proper divisors (4101145).

12141543 is a wasteful number, since it uses less digits than its factorization.

12141543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13493.

The product of its digits is 480, while the sum is 21.

The square root of 12141543 is about 3484.4716959677. The cubic root of 12141543 is about 229.8394784170.

Adding to 12141543 its reverse (34514121), we get a palindrome (46655664).

The spelling of 12141543 in words is "twelve million, one hundred forty-one thousand, five hundred forty-three".