11444387 has 2 divisors, whose sum is σ = 11444388. Its totient is φ = 11444386.

The previous prime is 11444369. The next prime is 11444401. The reversal of 11444387 is 78344411.

It is a strong prime.

It is an emirp because it is prime and its reverse (78344411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11444387 - 2¹² = 11440291 is a prime.

It is not a weakly prime, because it can be changed into another prime (11444687) 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, 5722193 + 5722194.

It is an arithmetic number, because the mean of its divisors is an integer number (5722194).

Almost surely, 2^11444387 is an apocalyptic number.

11444387 is a deficient number, since it is larger than the sum of its proper divisors (1).

11444387 is an equidigital number, since it uses as much as digits as its factorization.

11444387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 32.

The square root of 11444387 is about 3382.9553647661. The cubic root of 11444387 is about 225.3534330094.

Adding to 11444387 its reverse (78344411), we get a palindrome (89788798).

The spelling of 11444387 in words is "eleven million, four hundred forty-four thousand, three hundred eighty-seven".