4445244241 has 2 divisors, whose sum is σ = 4445244242. Its totient is φ = 4445244240.

The previous prime is 4445244229. The next prime is 4445244281. The reversal of 4445244241 is 1424425444.

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., 4212529216 + 232715025 = 64904^2 + 15255^2 .

It is a cyclic number.

It is not a de Polignac number, because 4445244241 - 2¹³ = 4445236049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4445244197 and 4445244206.

It is not a weakly prime, because it can be changed into another prime (4445244211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222622120 + 2222622121.

It is an arithmetic number, because the mean of its divisors is an integer number (2222622121).

Almost surely, 2^4445244241 is an apocalyptic number.

It is an amenable number.

4445244241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4445244241 is an equidigital number, since it uses as much as digits as its factorization.

4445244241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81920, while the sum is 34.

The square root of 4445244241 is about 66672.6648709949. The cubic root of 4445244241 is about 1644.2400003678.

Adding to 4445244241 its reverse (1424425444), we get a palindrome (5869669685).

The spelling of 4445244241 in words is "four billion, four hundred forty-five million, two hundred forty-four thousand, two hundred forty-one".