41057198621 has 2 divisors, whose sum is σ = 41057198622. Its totient is φ = 41057198620.

The previous prime is 41057198573. The next prime is 41057198669. The reversal of 41057198621 is 12689175014.

It is a balanced prime because it is at equal distance from previous prime (41057198573) and next prime (41057198669).

It can be written as a sum of positive squares in only one way, i.e., 40429144900 + 628053721 = 201070^2 + 25061^2 .

It is a cyclic number.

It is not a de Polignac number, because 41057198621 - 2¹⁴ = 41057182237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41057198821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20528599310 + 20528599311.

It is an arithmetic number, because the mean of its divisors is an integer number (20528599311).

Almost surely, 2^41057198621 is an apocalyptic number.

It is an amenable number.

41057198621 is a deficient number, since it is larger than the sum of its proper divisors (1).

41057198621 is an equidigital number, since it uses as much as digits as its factorization.

41057198621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 44.

The spelling of 41057198621 in words is "forty-one billion, fifty-seven million, one hundred ninety-eight thousand, six hundred twenty-one".