141243443 has 4 divisors (see below), whose sum is σ = 154083768. Its totient is φ = 128403120.

The previous prime is 141243407. The next prime is 141243451. The reversal of 141243443 is 344342141.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 141243443 - 2⁶ = 141243379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141243493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6420146 + ... + 6420167.

It is an arithmetic number, because the mean of its divisors is an integer number (38520942).

Almost surely, 2^141243443 is an apocalyptic number.

141243443 is a deficient number, since it is larger than the sum of its proper divisors (12840325).

141243443 is a wasteful number, since it uses less digits than its factorization.

141243443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12840324.

The product of its digits is 4608, while the sum is 26.

The square root of 141243443 is about 11884.5884657400. The cubic root of 141243443 is about 520.7821599529.

Adding to 141243443 its reverse (344342141), we get a palindrome (485585584).

The spelling of 141243443 in words is "one hundred forty-one million, two hundred forty-three thousand, four hundred forty-three".