424423541 has 2 divisors, whose sum is σ = 424423542. Its totient is φ = 424423540.

The previous prime is 424423487. The next prime is 424423579. The reversal of 424423541 is 145324424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 373301041 + 51122500 = 19321^2 + 7150^2 .

It is a cyclic number.

It is not a de Polignac number, because 424423541 - 2⁶ = 424423477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424422541) 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 as a sum of consecutive naturals, namely, 212211770 + 212211771.

It is an arithmetic number, because the mean of its divisors is an integer number (212211771).

Almost surely, 2^424423541 is an apocalyptic number.

It is an amenable number.

424423541 is a deficient number, since it is larger than the sum of its proper divisors (1).

424423541 is an equidigital number, since it uses as much as digits as its factorization.

424423541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15360, while the sum is 29.

The square root of 424423541 is about 20601.5421995539. The cubic root of 424423541 is about 751.5072155579.

Adding to 424423541 its reverse (145324424), we get a palindrome (569747965).

The spelling of 424423541 in words is "four hundred twenty-four million, four hundred twenty-three thousand, five hundred forty-one".