12106273 has 4 divisors (see below), whose sum is σ = 12113920. Its totient is φ = 12098628.

The previous prime is 12106271. The next prime is 12106277. The reversal of 12106273 is 37260121.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 37260121 = 19 ⋅1961059.

It is a cyclic number.

It is not a de Polignac number, because 12106273 - 2¹ = 12106271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12106271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465 + ... + 4942.

It is an arithmetic number, because the mean of its divisors is an integer number (3028480).

Almost surely, 2^12106273 is an apocalyptic number.

It is an amenable number.

12106273 is a deficient number, since it is larger than the sum of its proper divisors (7647).

12106273 is an equidigital number, since it uses as much as digits as its factorization.

12106273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7646.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 12106273 is about 3479.4069897038. The cubic root of 12106273 is about 229.6167088023.

Adding to 12106273 its reverse (37260121), we get a palindrome (49366394).

The spelling of 12106273 in words is "twelve million, one hundred six thousand, two hundred seventy-three".