104212133 has 2 divisors, whose sum is σ = 104212134. Its totient is φ = 104212132.

The previous prime is 104212127. The next prime is 104212183. The reversal of 104212133 is 331212401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94614529 + 9597604 = 9727^2 + 3098^2 .

It is a cyclic number.

It is not a de Polignac number, because 104212133 - 2⁴ = 104212117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104212183) 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, 52106066 + 52106067.

It is an arithmetic number, because the mean of its divisors is an integer number (52106067).

Almost surely, 2^104212133 is an apocalyptic number.

It is an amenable number.

104212133 is a deficient number, since it is larger than the sum of its proper divisors (1).

104212133 is an equidigital number, since it uses as much as digits as its factorization.

104212133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 104212133 is about 10208.4344049418. The cubic root of 104212133 is about 470.5864612154.

Adding to 104212133 its reverse (331212401), we get a palindrome (435424534).

The spelling of 104212133 in words is "one hundred four million, two hundred twelve thousand, one hundred thirty-three".