4003444432241 has 2 divisors, whose sum is σ = 4003444432242. Its totient is φ = 4003444432240.

The previous prime is 4003444432199. The next prime is 4003444432277. The reversal of 4003444432241 is 1422344443004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2765888305216 + 1237556127025 = 1663096^2 + 1112455^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4003444432241 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4003444432541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001722216120 + 2001722216121.

It is an arithmetic number, because the mean of its divisors is an integer number (2001722216121).

Almost surely, 2^{4003444432241} is an apocalyptic number.

It is an amenable number.

4003444432241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4003444432241 is an equidigital number, since it uses as much as digits as its factorization.

4003444432241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 4003444432241 its reverse (1422344443004), we get a palindrome (5425788875245).

The spelling of 4003444432241 in words is "four trillion, three billion, four hundred forty-four million, four hundred thirty-two thousand, two hundred forty-one".