10204323709 has 2 divisors, whose sum is σ = 10204323710. Its totient is φ = 10204323708.

The previous prime is 10204323671. The next prime is 10204323733. The reversal of 10204323709 is 90732340201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5901619684 + 4302704025 = 76822^2 + 65595^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10204323709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10204323209) 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, 5102161854 + 5102161855.

It is an arithmetic number, because the mean of its divisors is an integer number (5102161855).

Almost surely, 2^10204323709 is an apocalyptic number.

It is an amenable number.

10204323709 is a deficient number, since it is larger than the sum of its proper divisors (1).

10204323709 is an equidigital number, since it uses as much as digits as its factorization.

10204323709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 31.

The spelling of 10204323709 in words is "ten billion, two hundred four million, three hundred twenty-three thousand, seven hundred nine".