10388789 has 2 divisors, whose sum is σ = 10388790. Its totient is φ = 10388788.

The previous prime is 10388773. The next prime is 10388821. The reversal of 10388789 is 98788301.

10388789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10048900 + 339889 = 3170^2 + 583^2 .

It is a cyclic number.

It is not a de Polignac number, because 10388789 - 2⁴ = 10388773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10388089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5194394 + 5194395.

It is an arithmetic number, because the mean of its divisors is an integer number (5194395).

Almost surely, 2^10388789 is an apocalyptic number.

It is an amenable number.

10388789 is a deficient number, since it is larger than the sum of its proper divisors (1).

10388789 is an equidigital number, since it uses as much as digits as its factorization.

10388789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 44.

The square root of 10388789 is about 3223.1644388706. The cubic root of 10388789 is about 218.2001150428.

The spelling of 10388789 in words is "ten million, three hundred eighty-eight thousand, seven hundred eighty-nine".