10170325861 has 2 divisors, whose sum is σ = 10170325862. Its totient is φ = 10170325860.

The previous prime is 10170325829. The next prime is 10170325927. The reversal of 10170325861 is 16852307101.

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., 8051472900 + 2118852961 = 89730^2 + 46031^2 .

It is a cyclic number.

It is not a de Polignac number, because 10170325861 - 2⁵ = 10170325829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10170326861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5085162930 + 5085162931.

It is an arithmetic number, because the mean of its divisors is an integer number (5085162931).

Almost surely, 2^10170325861 is an apocalyptic number.

It is an amenable number.

10170325861 is a deficient number, since it is larger than the sum of its proper divisors (1).

10170325861 is an equidigital number, since it uses as much as digits as its factorization.

10170325861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 10170325861 in words is "ten billion, one hundred seventy million, three hundred twenty-five thousand, eight hundred sixty-one".