10403857 has 2 divisors, whose sum is σ = 10403858. Its totient is φ = 10403856.

The previous prime is 10403839. The next prime is 10403863. The reversal of 10403857 is 75830401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7568001 + 2835856 = 2751^2 + 1684^2 .

It is a cyclic number.

It is not a de Polignac number, because 10403857 - 2¹⁵ = 10371089 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10403867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5201928 + 5201929.

It is an arithmetic number, because the mean of its divisors is an integer number (5201929).

Almost surely, 2^10403857 is an apocalyptic number.

It is an amenable number.

10403857 is a deficient number, since it is larger than the sum of its proper divisors (1).

10403857 is an equidigital number, since it uses as much as digits as its factorization.

10403857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 10403857 is about 3225.5010463492. The cubic root of 10403857 is about 218.3055572665.

The spelling of 10403857 in words is "ten million, four hundred three thousand, eight hundred fifty-seven".