11240654563 has 4 divisors (see below), whose sum is σ = 11255784048. Its totient is φ = 11225525080.

The previous prime is 11240654549. The next prime is 11240654569. The reversal of 11240654563 is 36545604211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36545604211 = 281 ⋅130055531.

It is a cyclic number.

It is not a de Polignac number, because 11240654563 - 2²⁵ = 11207100131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11240654569) 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, 7563628 + ... + 7565113.

It is an arithmetic number, because the mean of its divisors is an integer number (2813946012).

Almost surely, 2^11240654563 is an apocalyptic number.

11240654563 is a deficient number, since it is larger than the sum of its proper divisors (15129485).

11240654563 is an equidigital number, since it uses as much as digits as its factorization.

11240654563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15129484.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 11240654563 in words is "eleven billion, two hundred forty million, six hundred fifty-four thousand, five hundred sixty-three".