41421047 has 2 divisors, whose sum is σ = 41421048. Its totient is φ = 41421046.

The previous prime is 41421041. The next prime is 41421049. The reversal of 41421047 is 74012414.

It is a happy number.

41421047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41421047 - 2⁶ = 41420983 is a prime.

Together with 41421049, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41421041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20710523 + 20710524.

It is an arithmetic number, because the mean of its divisors is an integer number (20710524).

Almost surely, 2^41421047 is an apocalyptic number.

41421047 is a deficient number, since it is larger than the sum of its proper divisors (1).

41421047 is an equidigital number, since it uses as much as digits as its factorization.

41421047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 41421047 is about 6435.9185047668. The cubic root of 41421047 is about 345.9980815602.

The spelling of 41421047 in words is "forty-one million, four hundred twenty-one thousand, forty-seven".