104643101 has 2 divisors, whose sum is σ = 104643102. Its totient is φ = 104643100.

The previous prime is 104643061. The next prime is 104643181. The reversal of 104643101 is 101346401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72267001 + 32376100 = 8501^2 + 5690^2 .

It is a cyclic number.

It is not a de Polignac number, because 104643101 - 2¹⁰ = 104642077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104643181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52321550 + 52321551.

It is an arithmetic number, because the mean of its divisors is an integer number (52321551).

Almost surely, 2^104643101 is an apocalyptic number.

It is an amenable number.

104643101 is a deficient number, since it is larger than the sum of its proper divisors (1).

104643101 is an equidigital number, since it uses as much as digits as its factorization.

104643101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 104643101 is about 10229.5210542821. The cubic root of 104643101 is about 471.2342705480.

Adding to 104643101 its reverse (101346401), we get a palindrome (205989502).

The spelling of 104643101 in words is "one hundred four million, six hundred forty-three thousand, one hundred one".