4521042041 has 2 divisors, whose sum is σ = 4521042042. Its totient is φ = 4521042040.

The previous prime is 4521042037. The next prime is 4521042049. The reversal of 4521042041 is 1402401254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3578552041 + 942490000 = 59821^2 + 30700^2 .

It is a cyclic number.

It is not a de Polignac number, because 4521042041 - 2² = 4521042037 is a prime.

It is a super-2 number, since 2×4521042041² = 40879642272978891362, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4521041998 and 4521042016.

It is not a weakly prime, because it can be changed into another prime (4521042049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260521020 + 2260521021.

It is an arithmetic number, because the mean of its divisors is an integer number (2260521021).

Almost surely, 2^4521042041 is an apocalyptic number.

It is an amenable number.

4521042041 is a deficient number, since it is larger than the sum of its proper divisors (1).

4521042041 is an equidigital number, since it uses as much as digits as its factorization.

4521042041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 4521042041 is about 67238.6945218302. The cubic root of 4521042041 is about 1653.5329308822.

Adding to 4521042041 its reverse (1402401254), we get a palindrome (5923443295).

The spelling of 4521042041 in words is "four billion, five hundred twenty-one million, forty-two thousand, forty-one".