12288401 has 2 divisors, whose sum is σ = 12288402. Its totient is φ = 12288400.

The previous prime is 12288391. The next prime is 12288413. The reversal of 12288401 is 10488221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10660225 + 1628176 = 3265^2 + 1276^2 .

It is an emirp because it is prime and its reverse (10488221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12288401 - 2¹⁸ = 12026257 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 (12288301) 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 as a sum of consecutive naturals, namely, 6144200 + 6144201.

It is an arithmetic number, because the mean of its divisors is an integer number (6144201).

Almost surely, 2^12288401 is an apocalyptic number.

It is an amenable number.

12288401 is a deficient number, since it is larger than the sum of its proper divisors (1).

12288401 is an equidigital number, since it uses as much as digits as its factorization.

12288401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 12288401 is about 3505.4815646356. The cubic root of 12288401 is about 230.7624413871.

The spelling of 12288401 in words is "twelve million, two hundred eighty-eight thousand, four hundred one".