1135505411543 has 4 divisors (see below), whose sum is σ = 1135511066088. Its totient is φ = 1135499757000.

The previous prime is 1135505411533. The next prime is 1135505411549. The reversal of 1135505411543 is 3451145055311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1135505411543 - 2¹⁶ = 1135505346007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1135505411497 and 1135505411506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135505411549) 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 in 3 ways as a sum of consecutive naturals, for example, 2514521 + ... + 2931522.

It is an arithmetic number, because the mean of its divisors is an integer number (283877766522).

Almost surely, 2^{1135505411543} is an apocalyptic number.

1135505411543 is a deficient number, since it is larger than the sum of its proper divisors (5654545).

1135505411543 is an equidigital number, since it uses as much as digits as its factorization.

1135505411543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5654544.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 1135505411543 in words is "one trillion, one hundred thirty-five billion, five hundred five million, four hundred eleven thousand, five hundred forty-three".