16853023 has 4 divisors (see below), whose sum is σ = 18385128. Its totient is φ = 15320920.

The previous prime is 16853021. The next prime is 16853063. The reversal of 16853023 is 32035861.

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

It is a cyclic number.

It is not a de Polignac number, because 16853023 - 2¹ = 16853021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16852982 and 16853000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16853021) 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, 766036 + ... + 766057.

It is an arithmetic number, because the mean of its divisors is an integer number (4596282).

Almost surely, 2^16853023 is an apocalyptic number.

16853023 is a deficient number, since it is larger than the sum of its proper divisors (1532105).

16853023 is a wasteful number, since it uses less digits than its factorization.

16853023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532104.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 16853023 is about 4105.2433545406. The cubic root of 16853023 is about 256.3849950615.

Adding to 16853023 its reverse (32035861), we get a palindrome (48888884).

The spelling of 16853023 in words is "sixteen million, eight hundred fifty-three thousand, twenty-three".