141243543 has 48 divisors (see below), whose sum is σ = 243996480. Its totient is φ = 77027328.

The previous prime is 141243523. The next prime is 141243563. The reversal of 141243543 is 345342141.

It is a happy number.

141243543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (141243523) and next prime (141243563).

It is not a de Polignac number, because 141243543 - 2⁹ = 141243031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141243523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 176821 + ... + 177617.

It is an arithmetic number, because the mean of its divisors is an integer number (5083260).

Almost surely, 2^141243543 is an apocalyptic number.

141243543 is a deficient number, since it is larger than the sum of its proper divisors (102752937).

141243543 is a wasteful number, since it uses less digits than its factorization.

141243543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936 (or 933 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 141243543 is about 11884.5926728685. The cubic root of 141243543 is about 520.7822828570.

Adding to 141243543 its reverse (345342141), we get a palindrome (486585684).

The spelling of 141243543 in words is "one hundred forty-one million, two hundred forty-three thousand, five hundred forty-three".