12734273 has 4 divisors (see below), whose sum is σ = 13145088. Its totient is φ = 12323460.

The previous prime is 12734261. The next prime is 12734297. The reversal of 12734273 is 37243721.

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 a cyclic number.

It is not a de Polignac number, because 12734273 - 2⁸ = 12734017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12734233) 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, 205361 + ... + 205422.

It is an arithmetic number, because the mean of its divisors is an integer number (3286272).

Almost surely, 2^12734273 is an apocalyptic number.

It is an amenable number.

12734273 is a deficient number, since it is larger than the sum of its proper divisors (410815).

12734273 is an equidigital number, since it uses as much as digits as its factorization.

12734273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410814.

The product of its digits is 7056, while the sum is 29.

The square root of 12734273 is about 3568.5113142598. The cubic root of 12734273 is about 233.5203423686.

Adding to 12734273 its reverse (37243721), we get a palindrome (49977994).

The spelling of 12734273 in words is "twelve million, seven hundred thirty-four thousand, two hundred seventy-three".