41497409 has 2 divisors, whose sum is σ = 41497410. Its totient is φ = 41497408.

The previous prime is 41497403. The next prime is 41497411. The reversal of 41497409 is 90479414.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39942400 + 1555009 = 6320^2 + 1247^2 .

It is a cyclic number.

It is not a de Polignac number, because 41497409 - 2²⁰ = 40448833 is a prime.

It is a Sophie Germain prime.

Together with 41497411, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (41497403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20748704 + 20748705.

It is an arithmetic number, because the mean of its divisors is an integer number (20748705).

Almost surely, 2^41497409 is an apocalyptic number.

It is an amenable number.

41497409 is a deficient number, since it is larger than the sum of its proper divisors (1).

41497409 is an equidigital number, since it uses as much as digits as its factorization.

41497409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 41497409 is about 6441.8482596224. The cubic root of 41497409 is about 346.2105732584.

The spelling of 41497409 in words is "forty-one million, four hundred ninety-seven thousand, four hundred nine".