1025304652789 has 2 divisors, whose sum is σ = 1025304652790. Its totient is φ = 1025304652788.

The previous prime is 1025304652777. The next prime is 1025304652807. The reversal of 1025304652789 is 9872564035201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 827039279889 + 198265372900 = 909417^2 + 445270^2 .

It is a cyclic number.

It is not a de Polignac number, because 1025304652789 - 2²⁷ = 1025170435061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1025304602789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512652326394 + 512652326395.

It is an arithmetic number, because the mean of its divisors is an integer number (512652326395).

It is a 1-persistent number, because it is pandigital, but 2⋅1025304652789 = 2050609305578 is not.

Almost surely, 2^{1025304652789} is an apocalyptic number.

It is an amenable number.

1025304652789 is a deficient number, since it is larger than the sum of its proper divisors (1).

1025304652789 is an equidigital number, since it uses as much as digits as its factorization.

1025304652789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 52.

The spelling of 1025304652789 in words is "one trillion, twenty-five billion, three hundred four million, six hundred fifty-two thousand, seven hundred eighty-nine".