41003993 has 2 divisors, whose sum is σ = 41003994. Its totient is φ = 41003992.

The previous prime is 41003987. The next prime is 41004023. The reversal of 41003993 is 39930014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33965584 + 7038409 = 5828^2 + 2653^2 .

It is a cyclic number.

It is not a de Polignac number, because 41003993 - 2⁶ = 41003929 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (41008993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20501996 + 20501997.

It is an arithmetic number, because the mean of its divisors is an integer number (20501997).

Almost surely, 2^41003993 is an apocalyptic number.

It is an amenable number.

41003993 is a deficient number, since it is larger than the sum of its proper divisors (1).

41003993 is an equidigital number, since it uses as much as digits as its factorization.

41003993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 41003993 is about 6403.4360307572. The cubic root of 41003993 is about 344.8329177655.

The spelling of 41003993 in words is "forty-one million, three thousand, nine hundred ninety-three".