12273541 has 12 divisors (see below), whose sum is σ = 14903008. Its totient is φ = 9899712.

The previous prime is 12273539. The next prime is 12273571. The reversal of 12273541 is 14537221.

It is a happy number.

12273541 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12273541 - 2¹ = 12273539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12273571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1011 + ... + 5056.

Almost surely, 2^12273541 is an apocalyptic number.

12273541 is the 2023-rd octagonal number.

It is an amenable number.

12273541 is a deficient number, since it is larger than the sum of its proper divisors (2629467).

12273541 is an equidigital number, since it uses as much as digits as its factorization.

12273541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6108 (or 6091 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 12273541 is about 3503.3613858693. The cubic root of 12273541 is about 230.6693858015.

The spelling of 12273541 in words is "twelve million, two hundred seventy-three thousand, five hundred forty-one".