10380857 has 2 divisors, whose sum is σ = 10380858. Its totient is φ = 10380856.

The previous prime is 10380827. The next prime is 10380883. The reversal of 10380857 is 75808301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5456896 + 4923961 = 2336^2 + 2219^2 .

It is a cyclic number.

It is not a de Polignac number, because 10380857 - 2⁶ = 10380793 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10380817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5190428 + 5190429.

It is an arithmetic number, because the mean of its divisors is an integer number (5190429).

Almost surely, 2^10380857 is an apocalyptic number.

It is an amenable number.

10380857 is a deficient number, since it is larger than the sum of its proper divisors (1).

10380857 is an equidigital number, since it uses as much as digits as its factorization.

10380857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 10380857 is about 3221.9337361280. The cubic root of 10380857 is about 218.1445678567.

The spelling of 10380857 in words is "ten million, three hundred eighty thousand, eight hundred fifty-seven".