41568691 has 2 divisors, whose sum is σ = 41568692. Its totient is φ = 41568690.

The previous prime is 41568661. The next prime is 41568697. The reversal of 41568691 is 19686514.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41568691 - 2²¹ = 39471539 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41568697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20784345 + 20784346.

It is an arithmetic number, because the mean of its divisors is an integer number (20784346).

Almost surely, 2^41568691 is an apocalyptic number.

41568691 is a deficient number, since it is larger than the sum of its proper divisors (1).

41568691 is an equidigital number, since it uses as much as digits as its factorization.

41568691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 40.

The square root of 41568691 is about 6447.3786145999. The cubic root of 41568691 is about 346.4086937807.

The spelling of 41568691 in words is "forty-one million, five hundred sixty-eight thousand, six hundred ninety-one".