1535503055441 has 2 divisors, whose sum is σ = 1535503055442. Its totient is φ = 1535503055440.

The previous prime is 1535503055399. The next prime is 1535503055447. The reversal of 1535503055441 is 1445503055351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 996642822400 + 538860233041 = 998320^2 + 734071^2 .

It is a cyclic number.

It is not a de Polignac number, because 1535503055441 - 2¹⁰ = 1535503054417 is a prime.

It is not a weakly prime, because it can be changed into another prime (1535503055447) 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, 767751527720 + 767751527721.

It is an arithmetic number, because the mean of its divisors is an integer number (767751527721).

Almost surely, 2^{1535503055441} is an apocalyptic number.

It is an amenable number.

1535503055441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1535503055441 is an equidigital number, since it uses as much as digits as its factorization.

1535503055441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 1535503055441 in words is "one trillion, five hundred thirty-five billion, five hundred three million, fifty-five thousand, four hundred forty-one".