141241441421 has 4 divisors (see below), whose sum is σ = 143906374332. Its totient is φ = 138576508512.

The previous prime is 141241441403. The next prime is 141241441423. The reversal of 141241441421 is 124144142141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 124144142141 = 233 ⋅532807477.

It can be written as a sum of positive squares in 2 ways, for example, as 58981465321 + 82259976100 = 242861^2 + 286810^2 .

It is not a de Polignac number, because 141241441421 - 2⁶ = 141241441357 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 (141241441423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1332466376 + ... + 1332466481.

It is an arithmetic number, because the mean of its divisors is an integer number (35976593583).

Almost surely, 2^141241441421 is an apocalyptic number.

It is an amenable number.

141241441421 is a deficient number, since it is larger than the sum of its proper divisors (2664932911).

141241441421 is an equidigital number, since it uses as much as digits as its factorization.

141241441421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2664932910.

The product of its digits is 4096, while the sum is 29.

Adding to 141241441421 its reverse (124144142141), we get a palindrome (265385583562).

The spelling of 141241441421 in words is "one hundred forty-one billion, two hundred forty-one million, four hundred forty-one thousand, four hundred twenty-one".