11924641 has 2 divisors, whose sum is σ = 11924642. Its totient is φ = 11924640.

The previous prime is 11924611. The next prime is 11924657. The reversal of 11924641 is 14642911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7102225 + 4822416 = 2665^2 + 2196^2 .

It is an emirp because it is prime and its reverse (14642911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11924641 - 2¹³ = 11916449 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11924611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5962320 + 5962321.

It is an arithmetic number, because the mean of its divisors is an integer number (5962321).

Almost surely, 2^11924641 is an apocalyptic number.

It is an amenable number.

11924641 is a deficient number, since it is larger than the sum of its proper divisors (1).

11924641 is an equidigital number, since it uses as much as digits as its factorization.

11924641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 28.

The square root of 11924641 is about 3453.2073496968. The cubic root of 11924641 is about 228.4625944481.

The spelling of 11924641 in words is "eleven million, nine hundred twenty-four thousand, six hundred forty-one".