1441543141 has 4 divisors (see below), whose sum is σ = 1445697792. Its totient is φ = 1437388492.

The previous prime is 1441543133. The next prime is 1441543163. The reversal of 1441543141 is 1413451441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1441543141 - 2³ = 1441543133 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 (1441543111) 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, 2076805 + ... + 2077498.

It is an arithmetic number, because the mean of its divisors is an integer number (361424448).

Almost surely, 2^1441543141 is an apocalyptic number.

It is an amenable number.

1441543141 is a deficient number, since it is larger than the sum of its proper divisors (4154651).

1441543141 is an equidigital number, since it uses as much as digits as its factorization.

1441543141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4154650.

The product of its digits is 3840, while the sum is 28.

The square root of 1441543141 is about 37967.6591456466. The cubic root of 1441543141 is about 1129.6464660090.

Adding to 1441543141 its reverse (1413451441), we get a palindrome (2854994582).

The spelling of 1441543141 in words is "one billion, four hundred forty-one million, five hundred forty-three thousand, one hundred forty-one".