104105213 has 2 divisors, whose sum is σ = 104105214. Its totient is φ = 104105212.

The previous prime is 104105201. The next prime is 104105219. The reversal of 104105213 is 312501401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75568249 + 28536964 = 8693^2 + 5342^2 .

It is a cyclic number.

It is not a de Polignac number, because 104105213 - 2⁶ = 104105149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104105191 and 104105200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104105219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52052606 + 52052607.

It is an arithmetic number, because the mean of its divisors is an integer number (52052607).

Almost surely, 2^104105213 is an apocalyptic number.

It is an amenable number.

104105213 is a deficient number, since it is larger than the sum of its proper divisors (1).

104105213 is an equidigital number, since it uses as much as digits as its factorization.

104105213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 104105213 is about 10203.1962149123. The cubic root of 104105213 is about 470.4254680556.

Adding to 104105213 its reverse (312501401), we get a palindrome (416606614).

The spelling of 104105213 in words is "one hundred four million, one hundred five thousand, two hundred thirteen".