41346509 has 2 divisors, whose sum is σ = 41346510. Its totient is φ = 41346508.

The previous prime is 41346497. The next prime is 41346553. The reversal of 41346509 is 90564314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40998409 + 348100 = 6403^2 + 590^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41346509 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41346589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20673254 + 20673255.

It is an arithmetic number, because the mean of its divisors is an integer number (20673255).

Almost surely, 2^41346509 is an apocalyptic number.

It is an amenable number.

41346509 is a deficient number, since it is larger than the sum of its proper divisors (1).

41346509 is an equidigital number, since it uses as much as digits as its factorization.

41346509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 41346509 is about 6430.1251154235. The cubic root of 41346509 is about 345.7904134604.

The spelling of 41346509 in words is "forty-one million, three hundred forty-six thousand, five hundred nine".