104705213 has 2 divisors, whose sum is σ = 104705214. Its totient is φ = 104705212.

The previous prime is 104705173. The next prime is 104705221. The reversal of 104705213 is 312507401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90288004 + 14417209 = 9502^2 + 3797^2 .

It is a cyclic number.

It is not a de Polignac number, because 104705213 - 2⁶ = 104705149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104704213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52352606 + 52352607.

It is an arithmetic number, because the mean of its divisors is an integer number (52352607).

Almost surely, 2^104705213 is an apocalyptic number.

It is an amenable number.

104705213 is a deficient number, since it is larger than the sum of its proper divisors (1).

104705213 is an equidigital number, since it uses as much as digits as its factorization.

104705213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 104705213 is about 10232.5565231764. The cubic root of 104705213 is about 471.3274874398.

The spelling of 104705213 in words is "one hundred four million, seven hundred five thousand, two hundred thirteen".