1043061326653 has 2 divisors, whose sum is σ = 1043061326654. Its totient is φ = 1043061326652.

The previous prime is 1043061326627. The next prime is 1043061326663. The reversal of 1043061326653 is 3566231603401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 629423263044 + 413638063609 = 793362^2 + 643147^2 .

It is a cyclic number.

It is not a de Polignac number, because 1043061326653 - 2¹⁷ = 1043061195581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1043061326663) 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, 521530663326 + 521530663327.

It is an arithmetic number, because the mean of its divisors is an integer number (521530663327).

Almost surely, 2^{1043061326653} is an apocalyptic number.

It is an amenable number.

1043061326653 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043061326653 is an equidigital number, since it uses as much as digits as its factorization.

1043061326653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 40.

The spelling of 1043061326653 in words is "one trillion, forty-three billion, sixty-one million, three hundred twenty-six thousand, six hundred fifty-three".