4421241623 has 2 divisors, whose sum is σ = 4421241624. Its totient is φ = 4421241622.

The previous prime is 4421241611. The next prime is 4421241653. The reversal of 4421241623 is 3261421244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4421241623 - 2²⁰ = 4420193047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4421241653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2210620811 + 2210620812.

It is an arithmetic number, because the mean of its divisors is an integer number (2210620812).

Almost surely, 2^4421241623 is an apocalyptic number.

4421241623 is a deficient number, since it is larger than the sum of its proper divisors (1).

4421241623 is an equidigital number, since it uses as much as digits as its factorization.

4421241623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9216, while the sum is 29.

The square root of 4421241623 is about 66492.4177857897. The cubic root of 4421241623 is about 1641.2752354621.

Adding to 4421241623 its reverse (3261421244), we get a palindrome (7682662867).

The spelling of 4421241623 in words is "four billion, four hundred twenty-one million, two hundred forty-one thousand, six hundred twenty-three".