12163273 has 4 divisors (see below), whose sum is σ = 12179860. Its totient is φ = 12146688.

The previous prime is 12163259. The next prime is 12163289. The reversal of 12163273 is 37236121.

12163273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 8111104 + 4052169 = 2848^2 + 2013^2 .

It is a cyclic number.

It is not a de Polignac number, because 12163273 - 2⁵ = 12163241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12163243) 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, 7140 + ... + 8677.

It is an arithmetic number, because the mean of its divisors is an integer number (3044965).

Almost surely, 2^12163273 is an apocalyptic number.

It is an amenable number.

12163273 is a deficient number, since it is larger than the sum of its proper divisors (16587).

12163273 is an equidigital number, since it uses as much as digits as its factorization.

12163273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16586.

The product of its digits is 1512, while the sum is 25.

The square root of 12163273 is about 3487.5884218181. The cubic root of 12163273 is about 229.9765130396.

Adding to 12163273 its reverse (37236121), we get a palindrome (49399394).

It can be divided in two parts, 1216 and 3273, that added together give a square (4489 = 67²).

The spelling of 12163273 in words is "twelve million, one hundred sixty-three thousand, two hundred seventy-three".