41809379 has 2 divisors, whose sum is σ = 41809380. Its totient is φ = 41809378.

The previous prime is 41809357. The next prime is 41809399. The reversal of 41809379 is 97390814.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41809379 - 2⁸ = 41809123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41809309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20904689 + 20904690.

It is an arithmetic number, because the mean of its divisors is an integer number (20904690).

Almost surely, 2^41809379 is an apocalyptic number.

41809379 is a deficient number, since it is larger than the sum of its proper divisors (1).

41809379 is an equidigital number, since it uses as much as digits as its factorization.

41809379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 41809379 is about 6466.0172440228. The cubic root of 41809379 is about 347.0759909646.

The spelling of 41809379 in words is "forty-one million, eight hundred nine thousand, three hundred seventy-nine".