1028838497 has 2 divisors, whose sum is σ = 1028838498. Its totient is φ = 1028838496.

The previous prime is 1028838463. The next prime is 1028838527. The reversal of 1028838497 is 7948388201.

1028838497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 591024721 + 437813776 = 24311^2 + 20924^2 .

It is a cyclic number.

It is not a de Polignac number, because 1028838497 - 2⁸ = 1028838241 is a prime.

It is not a weakly prime, because it can be changed into another prime (1028838407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514419248 + 514419249.

It is an arithmetic number, because the mean of its divisors is an integer number (514419249).

Almost surely, 2^1028838497 is an apocalyptic number.

It is an amenable number.

1028838497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1028838497 is an equidigital number, since it uses as much as digits as its factorization.

1028838497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 50.

The square root of 1028838497 is about 32075.5124199131. The cubic root of 1028838497 is about 1009.5218783944.

The spelling of 1028838497 in words is "one billion, twenty-eight million, eight hundred thirty-eight thousand, four hundred ninety-seven".