2104128307 has 2 divisors, whose sum is σ = 2104128308. Its totient is φ = 2104128306.

The previous prime is 2104128293. The next prime is 2104128311. The reversal of 2104128307 is 7038214012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2104128307 - 2⁷ = 2104128179 is a prime.

It is not a weakly prime, because it can be changed into another prime (2104128407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052064153 + 1052064154.

It is an arithmetic number, because the mean of its divisors is an integer number (1052064154).

Almost surely, 2^2104128307 is an apocalyptic number.

2104128307 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104128307 is an equidigital number, since it uses as much as digits as its factorization.

2104128307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 2104128307 is about 45870.7783561605. The cubic root of 2104128307 is about 1281.4177623612.

The spelling of 2104128307 in words is "two billion, one hundred four million, one hundred twenty-eight thousand, three hundred seven".