2104210393 has 2 divisors, whose sum is σ = 2104210394. Its totient is φ = 2104210392.

The previous prime is 2104210379. The next prime is 2104210441. The reversal of 2104210393 is 3930124012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1324013769 + 780196624 = 36387^2 + 27932^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104210393 - 2¹⁷ = 2104079321 is a prime.

It is not a weakly prime, because it can be changed into another prime (2104210363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052105196 + 1052105197.

It is an arithmetic number, because the mean of its divisors is an integer number (1052105197).

Almost surely, 2^2104210393 is an apocalyptic number.

It is an amenable number.

2104210393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104210393 is an equidigital number, since it uses as much as digits as its factorization.

2104210393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2104210393 is about 45871.6731000734. The cubic root of 2104210393 is about 1281.4344256496.

The spelling of 2104210393 in words is "two billion, one hundred four million, two hundred ten thousand, three hundred ninety-three".