28000525753 has 2 divisors, whose sum is σ = 28000525754. Its totient is φ = 28000525752.

The previous prime is 28000525747. The next prime is 28000525811. The reversal of 28000525753 is 35752500082.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20264091904 + 7736433849 = 142352^2 + 87957^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28000525753 is a prime.

It is not a weakly prime, because it can be changed into another prime (28000325753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14000262876 + 14000262877.

It is an arithmetic number, because the mean of its divisors is an integer number (14000262877).

Almost surely, 2^28000525753 is an apocalyptic number.

It is an amenable number.

28000525753 is a deficient number, since it is larger than the sum of its proper divisors (1).

28000525753 is an equidigital number, since it uses as much as digits as its factorization.

28000525753 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 28000525753 in words is "twenty-eight billion, five hundred twenty-five thousand, seven hundred fifty-three".