1028547061417 has 2 divisors, whose sum is σ = 1028547061418. Its totient is φ = 1028547061416.

The previous prime is 1028547061391. The next prime is 1028547061471. The reversal of 1028547061417 is 7141607458201.

It is a happy number.

Together with next prime (1028547061471) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 816151434921 + 212395626496 = 903411^2 + 460864^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1028547061417 is a prime.

It is not a weakly prime, because it can be changed into another prime (1028547031417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514273530708 + 514273530709.

It is an arithmetic number, because the mean of its divisors is an integer number (514273530709).

Almost surely, 2^{1028547061417} is an apocalyptic number.

It is an amenable number.

1028547061417 is a deficient number, since it is larger than the sum of its proper divisors (1).

1028547061417 is an equidigital number, since it uses as much as digits as its factorization.

1028547061417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 376320, while the sum is 46.

The spelling of 1028547061417 in words is "one trillion, twenty-eight billion, five hundred forty-seven million, sixty-one thousand, four hundred seventeen".