11145454863 has 4 divisors (see below), whose sum is σ = 14860606488. Its totient is φ = 7430303240.

The previous prime is 11145454829. The next prime is 11145454877. The reversal of 11145454863 is 36845454111.

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 11145454863 - 2⁹ = 11145454351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11145454163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1857575808 + ... + 1857575813.

It is an arithmetic number, because the mean of its divisors is an integer number (3715151622).

Almost surely, 2^11145454863 is an apocalyptic number.

11145454863 is a deficient number, since it is larger than the sum of its proper divisors (3715151625).

11145454863 is an equidigital number, since it uses as much as digits as its factorization.

11145454863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3715151624.

The product of its digits is 230400, while the sum is 42.

The spelling of 11145454863 in words is "eleven billion, one hundred forty-five million, four hundred fifty-four thousand, eight hundred sixty-three".