413221441 has 2 divisors, whose sum is σ = 413221442. Its totient is φ = 413221440.

The previous prime is 413221409. The next prime is 413221483. The reversal of 413221441 is 144122314.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 285441025 + 127780416 = 16895^2 + 11304^2 .

It is a cyclic number.

It is not a de Polignac number, because 413221441 - 2⁵ = 413221409 is a prime.

It is not a weakly prime, because it can be changed into another prime (413221541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206610720 + 206610721.

It is an arithmetic number, because the mean of its divisors is an integer number (206610721).

Almost surely, 2^413221441 is an apocalyptic number.

It is an amenable number.

413221441 is a deficient number, since it is larger than the sum of its proper divisors (1).

413221441 is an equidigital number, since it uses as much as digits as its factorization.

413221441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 22.

The square root of 413221441 is about 20327.8489024294. The cubic root of 413221441 is about 744.8364976088.

Adding to 413221441 its reverse (144122314), we get a palindrome (557343755).

The spelling of 413221441 in words is "four hundred thirteen million, two hundred twenty-one thousand, four hundred forty-one".