12306253 has 2 divisors, whose sum is σ = 12306254. Its totient is φ = 12306252.

The previous prime is 12306247. The next prime is 12306269. The reversal of 12306253 is 35260321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8779369 + 3526884 = 2963^2 + 1878^2 .

It is an emirp because it is prime and its reverse (35260321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12306253 - 2¹³ = 12298061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12306223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6153126 + 6153127.

It is an arithmetic number, because the mean of its divisors is an integer number (6153127).

Almost surely, 2^12306253 is an apocalyptic number.

It is an amenable number.

12306253 is a deficient number, since it is larger than the sum of its proper divisors (1).

12306253 is an equidigital number, since it uses as much as digits as its factorization.

12306253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 12306253 is about 3508.0269383230. The cubic root of 12306253 is about 230.8741341888.

Adding to 12306253 its reverse (35260321), we get a palindrome (47566574).

The spelling of 12306253 in words is "twelve million, three hundred six thousand, two hundred fifty-three".