4141543421 has 2 divisors, whose sum is σ = 4141543422. Its totient is φ = 4141543420.

The previous prime is 4141543337. The next prime is 4141543433. The reversal of 4141543421 is 1243451414.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3902500900 + 239042521 = 62470^2 + 15461^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4141543421 is a prime.

It is a super-3 number, since 3×4141543421³ (a number of 30 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4141548421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2070771710 + 2070771711.

It is an arithmetic number, because the mean of its divisors is an integer number (2070771711).

Almost surely, 2^4141543421 is an apocalyptic number.

It is an amenable number.

4141543421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4141543421 is an equidigital number, since it uses as much as digits as its factorization.

4141543421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7680, while the sum is 29.

The square root of 4141543421 is about 64354.8243801504. The cubic root of 4141543421 is about 1605.9082886659.

Adding to 4141543421 its reverse (1243451414), we get a palindrome (5384994835).

The spelling of 4141543421 in words is "four billion, one hundred forty-one million, five hundred forty-three thousand, four hundred twenty-one".