100000841 has 2 divisors, whose sum is σ = 100000842. Its totient is φ = 100000840.

The previous prime is 100000837. The next prime is 100000853. The reversal of 100000841 is 148000001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100000000 + 841 = 10000^2 + 29^2 .

It is a cyclic number.

It is not a de Polignac number, because 100000841 - 2² = 100000837 is a prime.

It is not a weakly prime, because it can be changed into another prime (100000801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000420 + 50000421.

It is an arithmetic number, because the mean of its divisors is an integer number (50000421).

Almost surely, 2^100000841 is an apocalyptic number.

It is an amenable number.

100000841 is a deficient number, since it is larger than the sum of its proper divisors (1).

100000841 is an equidigital number, since it uses as much as digits as its factorization.

100000841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 100000841 is about 10000.0420499116. The cubic root of 100000841 is about 464.1601845497.

Adding to 100000841 its reverse (148000001), we get a palindrome (248000842).

The spelling of 100000841 in words is "one hundred million, eight hundred forty-one", and thus it is an aban number.