441223243 has 2 divisors, whose sum is σ = 441223244. Its totient is φ = 441223242.

The previous prime is 441223213. The next prime is 441223259. The reversal of 441223243 is 342322144.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441223243 is a prime.

It is not a weakly prime, because it can be changed into another prime (441223213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220611621 + 220611622.

It is an arithmetic number, because the mean of its divisors is an integer number (220611622).

Almost surely, 2^441223243 is an apocalyptic number.

441223243 is a deficient number, since it is larger than the sum of its proper divisors (1).

441223243 is an equidigital number, since it uses as much as digits as its factorization.

441223243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 25.

The square root of 441223243 is about 21005.3146370151. The cubic root of 441223243 is about 761.2946786187.

Adding to 441223243 its reverse (342322144), we get a palindrome (783545387).

The spelling of 441223243 in words is "four hundred forty-one million, two hundred twenty-three thousand, two hundred forty-three".