41921653 has 2 divisors, whose sum is σ = 41921654. Its totient is φ = 41921652.

The previous prime is 41921623. The next prime is 41921681. The reversal of 41921653 is 35612914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35736484 + 6185169 = 5978^2 + 2487^2 .

It is a cyclic number.

It is not a de Polignac number, because 41921653 - 2²⁵ = 8367221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41921623) 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, 20960826 + 20960827.

It is an arithmetic number, because the mean of its divisors is an integer number (20960827).

Almost surely, 2^41921653 is an apocalyptic number.

It is an amenable number.

41921653 is a deficient number, since it is larger than the sum of its proper divisors (1).

41921653 is an equidigital number, since it uses as much as digits as its factorization.

41921653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 31.

The square root of 41921653 is about 6474.6932745884. The cubic root of 41921653 is about 347.3863900645.

The spelling of 41921653 in words is "forty-one million, nine hundred twenty-one thousand, six hundred fifty-three".