41000220491 has 2 divisors, whose sum is σ = 41000220492. Its totient is φ = 41000220490.

The previous prime is 41000220487. The next prime is 41000220511. The reversal of 41000220491 is 19402200014.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41000220491 - 2² = 41000220487 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (41000220431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20500110245 + 20500110246.

It is an arithmetic number, because the mean of its divisors is an integer number (20500110246).

Almost surely, 2^41000220491 is an apocalyptic number.

41000220491 is a deficient number, since it is larger than the sum of its proper divisors (1).

41000220491 is an equidigital number, since it uses as much as digits as its factorization.

41000220491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 41000220491 in words is "forty-one billion, two hundred twenty thousand, four hundred ninety-one".