41221879 has 2 divisors, whose sum is σ = 41221880. Its totient is φ = 41221878.

The previous prime is 41221871. The next prime is 41221897. The reversal of 41221879 is 97812214.

Together with next prime (41221897) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41221879 - 2³ = 41221871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41221871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20610939 + 20610940.

It is an arithmetic number, because the mean of its divisors is an integer number (20610940).

Almost surely, 2^41221879 is an apocalyptic number.

41221879 is a deficient number, since it is larger than the sum of its proper divisors (1).

41221879 is an equidigital number, since it uses as much as digits as its factorization.

41221879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 34.

The square root of 41221879 is about 6420.4266992156. The cubic root of 41221879 is about 345.4426272834.

The spelling of 41221879 in words is "forty-one million, two hundred twenty-one thousand, eight hundred seventy-nine".