4138445041 has 2 divisors, whose sum is σ = 4138445042. Its totient is φ = 4138445040.

The previous prime is 4138445033. The next prime is 4138445107. The reversal of 4138445041 is 1405448314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2829814416 + 1308630625 = 53196^2 + 36175^2 .

It is a cyclic number.

It is not a de Polignac number, because 4138445041 - 2³ = 4138445033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4138444988 and 4138445006.

It is not a weakly prime, because it can be changed into another prime (4138443041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2069222520 + 2069222521.

It is an arithmetic number, because the mean of its divisors is an integer number (2069222521).

Almost surely, 2^4138445041 is an apocalyptic number.

It is an amenable number.

4138445041 is a deficient number, since it is larger than the sum of its proper divisors (1).

4138445041 is an equidigital number, since it uses as much as digits as its factorization.

4138445041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 4138445041 is about 64330.7472442222. The cubic root of 4138445041 is about 1605.5077169509.

The spelling of 4138445041 in words is "four billion, one hundred thirty-eight million, four hundred forty-five thousand, forty-one".