41040491 has 2 divisors, whose sum is σ = 41040492. Its totient is φ = 41040490.

The previous prime is 41040479. The next prime is 41040529. The reversal of 41040491 is 19404014.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41040491 - 2¹⁸ = 40778347 is a prime.

It is not a weakly prime, because it can be changed into another prime (41040401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20520245 + 20520246.

It is an arithmetic number, because the mean of its divisors is an integer number (20520246).

Almost surely, 2^41040491 is an apocalyptic number.

41040491 is a deficient number, since it is larger than the sum of its proper divisors (1).

41040491 is an equidigital number, since it uses as much as digits as its factorization.

41040491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 41040491 is about 6406.2852730736. The cubic root of 41040491 is about 344.9352003201.

The spelling of 41040491 in words is "forty-one million, forty thousand, four hundred ninety-one".