1043925685039 has 2 divisors, whose sum is σ = 1043925685040. Its totient is φ = 1043925685038.

The previous prime is 1043925685013. The next prime is 1043925685091. The reversal of 1043925685039 is 9305865293401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1043925685039 - 2¹⁷ = 1043925553967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1043925685339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521962842519 + 521962842520.

It is an arithmetic number, because the mean of its divisors is an integer number (521962842520).

Almost surely, 2^{1043925685039} is an apocalyptic number.

1043925685039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043925685039 is an equidigital number, since it uses as much as digits as its factorization.

1043925685039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6998400, while the sum is 55.

The spelling of 1043925685039 in words is "one trillion, forty-three billion, nine hundred twenty-five million, six hundred eighty-five thousand, thirty-nine".