28116527 has 2 divisors, whose sum is σ = 28116528. Its totient is φ = 28116526.

The previous prime is 28116467. The next prime is 28116533. The reversal of 28116527 is 72561182.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28116527 - 2⁶ = 28116463 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28116493 and 28116502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28116587) 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, 14058263 + 14058264.

It is an arithmetic number, because the mean of its divisors is an integer number (14058264).

Almost surely, 2^28116527 is an apocalyptic number.

28116527 is a deficient number, since it is larger than the sum of its proper divisors (1).

28116527 is an equidigital number, since it uses as much as digits as its factorization.

28116527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 32.

The square root of 28116527 is about 5302.5019566239. The cubic root of 28116527 is about 304.0795577499.

The spelling of 28116527 in words is "twenty-eight million, one hundred sixteen thousand, five hundred twenty-seven".