41091629 has 2 divisors, whose sum is σ = 41091630. Its totient is φ = 41091628.

The previous prime is 41091619. The next prime is 41091641. The reversal of 41091629 is 92619014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40322500 + 769129 = 6350^2 + 877^2 .

It is a cyclic number.

It is not a de Polignac number, because 41091629 - 2¹⁶ = 41026093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 41091595 and 41091604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41091619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20545814 + 20545815.

It is an arithmetic number, because the mean of its divisors is an integer number (20545815).

Almost surely, 2^41091629 is an apocalyptic number.

It is an amenable number.

41091629 is a deficient number, since it is larger than the sum of its proper divisors (1).

41091629 is an equidigital number, since it uses as much as digits as its factorization.

41091629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 41091629 is about 6410.2752671005. The cubic root of 41091629 is about 345.0784082797.

The spelling of 41091629 in words is "forty-one million, ninety-one thousand, six hundred twenty-nine".