41003402521 has 2 divisors, whose sum is σ = 41003402522. Its totient is φ = 41003402520.

The previous prime is 41003402509. The next prime is 41003402527. The reversal of 41003402521 is 12520430014.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31030584025 + 9972818496 = 176155^2 + 99864^2 .

It is a cyclic number.

It is not a de Polignac number, because 41003402521 - 2²⁷ = 40869184793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41003402492 and 41003402501.

It is not a weakly prime, because it can be changed into another prime (41003402527) 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, 20501701260 + 20501701261.

It is an arithmetic number, because the mean of its divisors is an integer number (20501701261).

Almost surely, 2^41003402521 is an apocalyptic number.

It is an amenable number.

41003402521 is a deficient number, since it is larger than the sum of its proper divisors (1).

41003402521 is an equidigital number, since it uses as much as digits as its factorization.

41003402521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 41003402521 its reverse (12520430014), we get a palindrome (53523832535).

The spelling of 41003402521 in words is "forty-one billion, three million, four hundred two thousand, five hundred twenty-one".