10159885 has 4 divisors (see below), whose sum is σ = 12191868. Its totient is φ = 8127904.

The previous prime is 10159879. The next prime is 10159901. The reversal of 10159885 is 58895101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3493161 + 6666724 = 1869^2 + 2582^2 .

It is a cyclic number.

It is not a de Polignac number, because 10159885 - 2¹³ = 10151693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1015984 + ... + 1015993.

It is an arithmetic number, because the mean of its divisors is an integer number (3047967).

Almost surely, 2^10159885 is an apocalyptic number.

It is an amenable number.

10159885 is a deficient number, since it is larger than the sum of its proper divisors (2031983).

10159885 is an equidigital number, since it uses as much as digits as its factorization.

10159885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031982.

The product of its (nonzero) digits is 14400, while the sum is 37.

The square root of 10159885 is about 3187.4574506964. The cubic root of 10159885 is about 216.5856093901.

It can be divided in two parts, 10 and 159885, that added together give a triangular number (159895 = T₅₆₅).

The spelling of 10159885 in words is "ten million, one hundred fifty-nine thousand, eight hundred eighty-five".