41013691 has 2 divisors, whose sum is σ = 41013692. Its totient is φ = 41013690.

The previous prime is 41013683. The next prime is 41013727. The reversal of 41013691 is 19631014.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41013691 - 2³ = 41013683 is a prime.

It is not a weakly prime, because it can be changed into another prime (41013601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20506845 + 20506846.

It is an arithmetic number, because the mean of its divisors is an integer number (20506846).

Almost surely, 2^41013691 is an apocalyptic number.

41013691 is a deficient number, since it is larger than the sum of its proper divisors (1).

41013691 is an equidigital number, since it uses as much as digits as its factorization.

41013691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 41013691 is about 6404.1932356855. The cubic root of 41013691 is about 344.8601015085.

The spelling of 41013691 in words is "forty-one million, thirteen thousand, six hundred ninety-one".