12449273 has 2 divisors, whose sum is σ = 12449274. Its totient is φ = 12449272.

The previous prime is 12449263. The next prime is 12449293. The reversal of 12449273 is 37294421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8340544 + 4108729 = 2888^2 + 2027^2 .

It is an emirp because it is prime and its reverse (37294421) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12449273 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12449243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6224636 + 6224637.

It is an arithmetic number, because the mean of its divisors is an integer number (6224637).

Almost surely, 2^12449273 is an apocalyptic number.

It is an amenable number.

12449273 is a deficient number, since it is larger than the sum of its proper divisors (1).

12449273 is an equidigital number, since it uses as much as digits as its factorization.

12449273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 12449273 is about 3528.3527317999. The cubic root of 12449273 is about 231.7650775474.

The spelling of 12449273 in words is "twelve million, four hundred forty-nine thousand, two hundred seventy-three".