10165823 has 4 divisors (see below), whose sum is σ = 10234200. Its totient is φ = 10097448.

The previous prime is 10165801. The next prime is 10165829. The reversal of 10165823 is 32856101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32856101 = 29 ⋅1132969.

It is a cyclic number.

It is not a de Polignac number, because 10165823 - 2¹⁶ = 10100287 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10165792 and 10165801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10165829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33965 + ... + 34262.

It is an arithmetic number, because the mean of its divisors is an integer number (2558550).

Almost surely, 2^10165823 is an apocalyptic number.

10165823 is a deficient number, since it is larger than the sum of its proper divisors (68377).

10165823 is an equidigital number, since it uses as much as digits as its factorization.

10165823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68376.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 10165823 is about 3188.3887780508. The cubic root of 10165823 is about 216.6277960512.

The spelling of 10165823 in words is "ten million, one hundred sixty-five thousand, eight hundred twenty-three".