1530155172353 has 2 divisors, whose sum is σ = 1530155172354. Its totient is φ = 1530155172352.

The previous prime is 1530155172317. The next prime is 1530155172449. The reversal of 1530155172353 is 3532715510351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1260515916529 + 269639255824 = 1122727^2 + 519268^2 .

It is a cyclic number.

It is not a de Polignac number, because 1530155172353 - 2¹⁶ = 1530155106817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1530155172353.

It is not a weakly prime, because it can be changed into another prime (1530155172653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765077586176 + 765077586177.

It is an arithmetic number, because the mean of its divisors is an integer number (765077586177).

Almost surely, 2^{1530155172353} is an apocalyptic number.

It is an amenable number.

1530155172353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1530155172353 is an equidigital number, since it uses as much as digits as its factorization.

1530155172353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 236250, while the sum is 41.

The spelling of 1530155172353 in words is "one trillion, five hundred thirty billion, one hundred fifty-five million, one hundred seventy-two thousand, three hundred fifty-three".