10000789 has 2 divisors, whose sum is σ = 10000790. Its totient is φ = 10000788.

The previous prime is 10000769. The next prime is 10000799. The reversal of 10000789 is 98700001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8898289 + 1102500 = 2983^2 + 1050^2 .

It is a cyclic number.

It is not a de Polignac number, because 10000789 - 2¹¹ = 9998741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10000759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000394 + 5000395.

It is an arithmetic number, because the mean of its divisors is an integer number (5000395).

Almost surely, 2^10000789 is an apocalyptic number.

It is an amenable number.

10000789 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000789 is an equidigital number, since it uses as much as digits as its factorization.

10000789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 10000789 is about 3162.4024095614. The cubic root of 10000789 is about 215.4491350174.

The spelling of 10000789 in words is "ten million, seven hundred eighty-nine", and thus it is an aban number.