10287439 has 2 divisors, whose sum is σ = 10287440. Its totient is φ = 10287438.

The previous prime is 10287401. The next prime is 10287457. The reversal of 10287439 is 93478201.

10287439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10287439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10287469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5143719 + 5143720.

It is an arithmetic number, because the mean of its divisors is an integer number (5143720).

Almost surely, 2^10287439 is an apocalyptic number.

10287439 is a deficient number, since it is larger than the sum of its proper divisors (1).

10287439 is an equidigital number, since it uses as much as digits as its factorization.

10287439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 10287439 is about 3207.4037787594. The cubic root of 10287439 is about 217.4882294242.

The spelling of 10287439 in words is "ten million, two hundred eighty-seven thousand, four hundred thirty-nine".