10161857 has 2 divisors, whose sum is σ = 10161858. Its totient is φ = 10161856.

The previous prime is 10161841. The next prime is 10161871. The reversal of 10161857 is 75816101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7392961 + 2768896 = 2719^2 + 1664^2 .

It is a cyclic number.

It is not a de Polignac number, because 10161857 - 2⁴ = 10161841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10161757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5080928 + 5080929.

It is an arithmetic number, because the mean of its divisors is an integer number (5080929).

Almost surely, 2^10161857 is an apocalyptic number.

It is an amenable number.

10161857 is a deficient number, since it is larger than the sum of its proper divisors (1).

10161857 is an equidigital number, since it uses as much as digits as its factorization.

10161857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 29.

The square root of 10161857 is about 3187.7667731501. The cubic root of 10161857 is about 216.5996213332.

Adding to 10161857 its reverse (75816101), we get a palindrome (85977958).

The spelling of 10161857 in words is "ten million, one hundred sixty-one thousand, eight hundred fifty-seven".