28110611539 has 2 divisors, whose sum is σ = 28110611540. Its totient is φ = 28110611538.

The previous prime is 28110611533. The next prime is 28110611591. The reversal of 28110611539 is 93511601182.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28110611539 - 2⁷ = 28110611411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28110611498 and 28110611507.

It is not a weakly prime, because it can be changed into another prime (28110611533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14055305769 + 14055305770.

It is an arithmetic number, because the mean of its divisors is an integer number (14055305770).

Almost surely, 2^28110611539 is an apocalyptic number.

28110611539 is a deficient number, since it is larger than the sum of its proper divisors (1).

28110611539 is an equidigital number, since it uses as much as digits as its factorization.

28110611539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 37.

The spelling of 28110611539 in words is "twenty-eight billion, one hundred ten million, six hundred eleven thousand, five hundred thirty-nine".