424134220441 has 2 divisors, whose sum is σ = 424134220442. Its totient is φ = 424134220440.

The previous prime is 424134220429. The next prime is 424134220451. The reversal of 424134220441 is 144022431424.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 273341798041 + 150792422400 = 522821^2 + 388320^2 .

It is a cyclic number.

It is not a de Polignac number, because 424134220441 - 2²⁵ = 424100666009 is a prime.

It is not a weakly prime, because it can be changed into another prime (424134220451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212067110220 + 212067110221.

It is an arithmetic number, because the mean of its divisors is an integer number (212067110221).

Almost surely, 2^424134220441 is an apocalyptic number.

It is an amenable number.

424134220441 is a deficient number, since it is larger than the sum of its proper divisors (1).

424134220441 is an equidigital number, since it uses as much as digits as its factorization.

424134220441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 424134220441 its reverse (144022431424), we get a palindrome (568156651865).

The spelling of 424134220441 in words is "four hundred twenty-four billion, one hundred thirty-four million, two hundred twenty thousand, four hundred forty-one".