16105233 has 4 divisors (see below), whose sum is σ = 21473648. Its totient is φ = 10736820.

The previous prime is 16105189. The next prime is 16105241. The reversal of 16105233 is 33250161.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16105233 - 2⁹ = 16104721 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16105253) 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, 2684203 + ... + 2684208.

It is an arithmetic number, because the mean of its divisors is an integer number (5368412).

Almost surely, 2^16105233 is an apocalyptic number.

It is an amenable number.

16105233 is a deficient number, since it is larger than the sum of its proper divisors (5368415).

16105233 is an equidigital number, since it uses as much as digits as its factorization.

16105233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5368414.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 16105233 is about 4013.1325669606. The cubic root of 16105233 is about 252.5354418766.

Adding to 16105233 its reverse (33250161), we get a palindrome (49355394).

The spelling of 16105233 in words is "sixteen million, one hundred five thousand, two hundred thirty-three".