11133565413545 has 4 divisors (see below), whose sum is σ = 13360278496260. Its totient is φ = 8906852330832.

The previous prime is 11133565413533. The next prime is 11133565413559. The reversal of 11133565413545 is 54531456533111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5638929377449 + 5494636036096 = 2374643^2 + 2344064^2 .

It is a cyclic number.

It is not a de Polignac number, because 11133565413545 - 2¹⁰ = 11133565412521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11133565413545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1113356541350 + ... + 1113356541359.

It is an arithmetic number, because the mean of its divisors is an integer number (3340069624065).

Almost surely, 2^{11133565413545} is an apocalyptic number.

It is an amenable number.

11133565413545 is a deficient number, since it is larger than the sum of its proper divisors (2226713082715).

11133565413545 is an equidigital number, since it uses as much as digits as its factorization.

11133565413545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226713082714.

The product of its digits is 1620000, while the sum is 47.

The spelling of 11133565413545 in words is "eleven trillion, one hundred thirty-three billion, five hundred sixty-five million, four hundred thirteen thousand, five hundred forty-five".