10403399 has 2 divisors, whose sum is σ = 10403400. Its totient is φ = 10403398.

The previous prime is 10403389. The next prime is 10403441. The reversal of 10403399 is 99330401.

10403399 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (99330401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10403399 - 2¹² = 10399303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10403389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5201699 + 5201700.

It is an arithmetic number, because the mean of its divisors is an integer number (5201700).

Almost surely, 2^10403399 is an apocalyptic number.

10403399 is a deficient number, since it is larger than the sum of its proper divisors (1).

10403399 is an equidigital number, since it uses as much as digits as its factorization.

10403399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 10403399 is about 3225.4300488462. The cubic root of 10403399 is about 218.3023537939.

The spelling of 10403399 in words is "ten million, four hundred three thousand, three hundred ninety-nine".