28016011 has 2 divisors, whose sum is σ = 28016012. Its totient is φ = 28016010.

The previous prime is 28016003. The next prime is 28016029. The reversal of 28016011 is 11061082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28016011 - 2³ = 28016003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28016011.

It is not a weakly prime, because it can be changed into another prime (28016041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14008005 + 14008006.

It is an arithmetic number, because the mean of its divisors is an integer number (14008006).

Almost surely, 2^28016011 is an apocalyptic number.

28016011 is a deficient number, since it is larger than the sum of its proper divisors (1).

28016011 is an equidigital number, since it uses as much as digits as its factorization.

28016011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 28016011 is about 5293.0153032086. The cubic root of 28016011 is about 303.7167657136.

Adding to 28016011 its reverse (11061082), we get a palindrome (39077093).

The spelling of 28016011 in words is "twenty-eight million, sixteen thousand, eleven".