11459154863 has 4 divisors (see below), whose sum is σ = 12340628328. Its totient is φ = 10577681400.

The previous prime is 11459154851. The next prime is 11459154871. The reversal of 11459154863 is 36845195411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36845195411 = 83 ⋅443918017.

It is a de Polignac number, because none of the positive numbers 2^k-11459154863 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 (11459174863) 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, 440736713 + ... + 440736738.

It is an arithmetic number, because the mean of its divisors is an integer number (3085157082).

Almost surely, 2^11459154863 is an apocalyptic number.

11459154863 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11459154863 is a deficient number, since it is larger than the sum of its proper divisors (881473465).

11459154863 is an equidigital number, since it uses as much as digits as its factorization.

11459154863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881473464.

The product of its digits is 518400, while the sum is 47.

The spelling of 11459154863 in words is "eleven billion, four hundred fifty-nine million, one hundred fifty-four thousand, eight hundred sixty-three".