1028345026 has 12 divisors (see below), whose sum is σ = 1581062706. Its totient is φ = 501630080.

The previous prime is 1028345009. The next prime is 1028345039. The reversal of 1028345026 is 6205438201.

1028345026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 720868801 + 307476225 = 26849^2 + 17535^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 149575 + ... + 156298.

Almost surely, 2^1028345026 is an apocalyptic number.

1028345026 is a deficient number, since it is larger than the sum of its proper divisors (552717680).

1028345026 is an equidigital number, since it uses as much as digits as its factorization.

1028345026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305957 (or 305916 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 1028345026 is about 32067.8191650134. The cubic root of 1028345026 is about 1009.3604505834.

The spelling of 1028345026 in words is "one billion, twenty-eight million, three hundred forty-five thousand, twenty-six".