41078309 has 2 divisors, whose sum is σ = 41078310. Its totient is φ = 41078308.

The previous prime is 41078293. The next prime is 41078333. The reversal of 41078309 is 90387014.

41078309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22562500 + 18515809 = 4750^2 + 4303^2 .

It is a cyclic number.

It is not a de Polignac number, because 41078309 - 2⁴ = 41078293 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41078369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20539154 + 20539155.

It is an arithmetic number, because the mean of its divisors is an integer number (20539155).

Almost surely, 2^41078309 is an apocalyptic number.

It is an amenable number.

41078309 is a deficient number, since it is larger than the sum of its proper divisors (1).

41078309 is an equidigital number, since it uses as much as digits as its factorization.

41078309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 41078309 is about 6409.2362259477. The cubic root of 41078309 is about 345.0411181126.

The spelling of 41078309 in words is "forty-one million, seventy-eight thousand, three hundred nine".