28027411 has 2 divisors, whose sum is σ = 28027412. Its totient is φ = 28027410.

The previous prime is 28027397. The next prime is 28027453. The reversal of 28027411 is 11472082.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28027411 - 2¹³ = 28019219 is a prime.

It is not a weakly prime, because it can be changed into another prime (28027481) 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 as a sum of consecutive naturals, namely, 14013705 + 14013706.

It is an arithmetic number, because the mean of its divisors is an integer number (14013706).

Almost surely, 2^28027411 is an apocalyptic number.

28027411 is a deficient number, since it is larger than the sum of its proper divisors (1).

28027411 is an equidigital number, since it uses as much as digits as its factorization.

28027411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 28027411 is about 5294.0920845788. The cubic root of 28027411 is about 303.7579552749.

Adding to 28027411 its reverse (11472082), we get a palindrome (39499493).

The spelling of 28027411 in words is "twenty-eight million, twenty-seven thousand, four hundred eleven".