28835311 has 2 divisors, whose sum is σ = 28835312. Its totient is φ = 28835310.

The previous prime is 28835297. The next prime is 28835347. The reversal of 28835311 is 11353882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28835311 - 2¹⁷ = 28704239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28835351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14417655 + 14417656.

It is an arithmetic number, because the mean of its divisors is an integer number (14417656).

Almost surely, 2^28835311 is an apocalyptic number.

28835311 is a deficient number, since it is larger than the sum of its proper divisors (1).

28835311 is an equidigital number, since it uses as much as digits as its factorization.

28835311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 31.

The square root of 28835311 is about 5369.8520463789. The cubic root of 28835311 is about 306.6489956474.

The spelling of 28835311 in words is "twenty-eight million, eight hundred thirty-five thousand, three hundred eleven".