11145254455 has 8 divisors (see below), whose sum is σ = 13376038032. Its totient is φ = 8915048448.

The previous prime is 11145254437. The next prime is 11145254459. The reversal of 11145254455 is 55445254111.

11145254455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11145254455 - 2⁹ = 11145253943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11145254459) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 100737 + ... + 180106.

It is an arithmetic number, because the mean of its divisors is an integer number (1672004754).

Almost surely, 2^11145254455 is an apocalyptic number.

11145254455 is a deficient number, since it is larger than the sum of its proper divisors (2230783577).

11145254455 is an equidigital number, since it uses as much as digits as its factorization.

11145254455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288785.

The product of its digits is 80000, while the sum is 37.

The spelling of 11145254455 in words is "eleven billion, one hundred forty-five million, two hundred fifty-four thousand, four hundred fifty-five".