1028338270651 has 2 divisors, whose sum is σ = 1028338270652. Its totient is φ = 1028338270650.

The previous prime is 1028338270613. The next prime is 1028338270723. The reversal of 1028338270651 is 1560728338201.

It is a weak prime.

It is an emirp because it is prime and its reverse (1560728338201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1028338270651 - 2²³ = 1028329882043 is a prime.

It is not a weakly prime, because it can be changed into another prime (1028338270151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514169135325 + 514169135326.

It is an arithmetic number, because the mean of its divisors is an integer number (514169135326).

Almost surely, 2^{1028338270651} is an apocalyptic number.

1028338270651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1028338270651 is an equidigital number, since it uses as much as digits as its factorization.

1028338270651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 1028338270651 in words is "one trillion, twenty-eight billion, three hundred thirty-eight million, two hundred seventy thousand, six hundred fifty-one".