10170257 has 2 divisors, whose sum is σ = 10170258. Its totient is φ = 10170256.

The previous prime is 10170241. The next prime is 10170343. The reversal of 10170257 is 75207101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9759376 + 410881 = 3124^2 + 641^2 .

It is an emirp because it is prime and its reverse (75207101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10170257 - 2⁴ = 10170241 is a prime.

It is not a weakly prime, because it can be changed into another prime (10170557) 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, 5085128 + 5085129.

It is an arithmetic number, because the mean of its divisors is an integer number (5085129).

Almost surely, 2^10170257 is an apocalyptic number.

It is an amenable number.

10170257 is a deficient number, since it is larger than the sum of its proper divisors (1).

10170257 is an equidigital number, since it uses as much as digits as its factorization.

10170257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 490, while the sum is 23.

The square root of 10170257 is about 3189.0840377764. The cubic root of 10170257 is about 216.6592867966.

Adding to 10170257 its reverse (75207101), we get a palindrome (85377358).

The spelling of 10170257 in words is "ten million, one hundred seventy thousand, two hundred fifty-seven".