12530273 has 8 divisors (see below), whose sum is σ = 14534592. Its totient is φ = 10579536.

The previous prime is 12530267. The next prime is 12530279. The reversal of 12530273 is 37203521.

It is an interprime number because it is at equal distance from previous prime (12530267) and next prime (12530279).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12530273 - 2⁴ = 12530257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12530279) 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 7 ways as a sum of consecutive naturals, for example, 12890 + ... + 13827.

It is an arithmetic number, because the mean of its divisors is an integer number (1816824).

Almost surely, 2^12530273 is an apocalyptic number.

It is an amenable number.

12530273 is a deficient number, since it is larger than the sum of its proper divisors (2004319).

12530273 is an equidigital number, since it uses as much as digits as its factorization.

12530273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26791.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 12530273 is about 3539.8125656594. The cubic root of 12530273 is about 232.2666437291.

Adding to 12530273 its reverse (37203521), we get a palindrome (49733794).

The spelling of 12530273 in words is "twelve million, five hundred thirty thousand, two hundred seventy-three".