41051891 has 2 divisors, whose sum is σ = 41051892. Its totient is φ = 41051890.

The previous prime is 41051851. The next prime is 41051897. The reversal of 41051891 is 19815014.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41051891 - 2⁶ = 41051827 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41051897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20525945 + 20525946.

It is an arithmetic number, because the mean of its divisors is an integer number (20525946).

Almost surely, 2^41051891 is an apocalyptic number.

41051891 is a deficient number, since it is larger than the sum of its proper divisors (1).

41051891 is an equidigital number, since it uses as much as digits as its factorization.

41051891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 41051891 is about 6407.1749624932. The cubic root of 41051891 is about 344.9671354258.

The spelling of 41051891 in words is "forty-one million, fifty-one thousand, eight hundred ninety-one".