11159014547 has 4 divisors (see below), whose sum is σ = 11166520416. Its totient is φ = 11151508680.

The previous prime is 11159014543. The next prime is 11159014577. The reversal of 11159014547 is 74541095111.

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 11159014547 - 2² = 11159014543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11159014547.

It is not an unprimeable number, because it can be changed into a prime (11159014543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3750704 + ... + 3753677.

It is an arithmetic number, because the mean of its divisors is an integer number (2791630104).

Almost surely, 2^11159014547 is an apocalyptic number.

11159014547 is a deficient number, since it is larger than the sum of its proper divisors (7505869).

11159014547 is an equidigital number, since it uses as much as digits as its factorization.

11159014547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7505868.

The product of its (nonzero) digits is 25200, while the sum is 38.

The spelling of 11159014547 in words is "eleven billion, one hundred fifty-nine million, fourteen thousand, five hundred forty-seven".