141401543 has 4 divisors (see below), whose sum is σ = 141425568. Its totient is φ = 141377520.

The previous prime is 141401527. The next prime is 141401549. The reversal of 141401543 is 345104141.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 141401543 - 2⁴ = 141401527 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 (141401549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3458 + ... + 17168.

It is an arithmetic number, because the mean of its divisors is an integer number (35356392).

Almost surely, 2^141401543 is an apocalyptic number.

141401543 is a deficient number, since it is larger than the sum of its proper divisors (24025).

141401543 is a wasteful number, since it uses less digits than its factorization.

141401543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24024.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 141401543 is about 11891.2380768362. The cubic root of 141401543 is about 520.9763989589.

Adding to 141401543 its reverse (345104141), we get a palindrome (486505684).

The spelling of 141401543 in words is "one hundred forty-one million, four hundred one thousand, five hundred forty-three".