41640959 has 2 divisors, whose sum is σ = 41640960. Its totient is φ = 41640958.

The previous prime is 41640917. The next prime is 41640983. The reversal of 41640959 is 95904614.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41640959 - 2¹² = 41636863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41642959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20820479 + 20820480.

It is an arithmetic number, because the mean of its divisors is an integer number (20820480).

Almost surely, 2^41640959 is an apocalyptic number.

41640959 is a deficient number, since it is larger than the sum of its proper divisors (1).

41640959 is an equidigital number, since it uses as much as digits as its factorization.

41640959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 41640959 is about 6452.9806291357. The cubic root of 41640959 is about 346.6093237048.

The spelling of 41640959 in words is "forty-one million, six hundred forty thousand, nine hundred fifty-nine".