1530535268723 has 2 divisors, whose sum is σ = 1530535268724. Its totient is φ = 1530535268722.

The previous prime is 1530535268693. The next prime is 1530535268791. The reversal of 1530535268723 is 3278625350351.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1530535268723 - 2¹⁰ = 1530535267699 is a prime.

It is not a weakly prime, because it can be changed into another prime (1530537268723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765267634361 + 765267634362.

It is an arithmetic number, because the mean of its divisors is an integer number (765267634362).

Almost surely, 2^{1530535268723} is an apocalyptic number.

1530535268723 is a deficient number, since it is larger than the sum of its proper divisors (1).

1530535268723 is an equidigital number, since it uses as much as digits as its factorization.

1530535268723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536000, while the sum is 50.

The spelling of 1530535268723 in words is "one trillion, five hundred thirty billion, five hundred thirty-five million, two hundred sixty-eight thousand, seven hundred twenty-three".