11100560551 has 8 divisors (see below), whose sum is σ = 11686118400. Its totient is φ = 10515134520.

The previous prime is 11100560543. The next prime is 11100560557. The reversal of 11100560551 is 15506500111.

11100560551 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 11100560551 - 2³ = 11100560543 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 (11100560557) 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, 172956 + ... + 228286.

It is an arithmetic number, because the mean of its divisors is an integer number (1460764800).

Almost surely, 2^11100560551 is an apocalyptic number.

11100560551 is a deficient number, since it is larger than the sum of its proper divisors (585557849).

11100560551 is a wasteful number, since it uses less digits than its factorization.

11100560551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65909.

The product of its (nonzero) digits is 750, while the sum is 25.

The spelling of 11100560551 in words is "eleven billion, one hundred million, five hundred sixty thousand, five hundred fifty-one".