41503021541 has 2 divisors, whose sum is σ = 41503021542. Its totient is φ = 41503021540.

The previous prime is 41503021523. The next prime is 41503021543. The reversal of 41503021541 is 14512030514.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40704676516 + 798345025 = 201754^2 + 28255^2 .

It is a cyclic number.

It is not a de Polignac number, because 41503021541 - 2⁶ = 41503021477 is a prime.

Together with 41503021543, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41503021541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41503021543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20751510770 + 20751510771.

It is an arithmetic number, because the mean of its divisors is an integer number (20751510771).

Almost surely, 2^41503021541 is an apocalyptic number.

It is an amenable number.

41503021541 is a deficient number, since it is larger than the sum of its proper divisors (1).

41503021541 is an equidigital number, since it uses as much as digits as its factorization.

41503021541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 41503021541 in words is "forty-one billion, five hundred three million, twenty-one thousand, five hundred forty-one".