5510561111 has 8 divisors (see below), whose sum is σ = 6071042448. Its totient is φ = 4960000000.

The previous prime is 5510561083. The next prime is 5510561117. The reversal of 5510561111 is 1111650155.

5510561111 is digitally balanced in base 3, 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 5510561111 - 2¹⁸ = 5510298967 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 (5510561117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2478890 + ... + 2481111.

It is an arithmetic number, because the mean of its divisors is an integer number (758880306).

Almost surely, 2^5510561111 is an apocalyptic number.

5510561111 is a deficient number, since it is larger than the sum of its proper divisors (560481337).

5510561111 is a wasteful number, since it uses less digits than its factorization.

5510561111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960113.

The product of its (nonzero) digits is 750, while the sum is 26.

The square root of 5510561111 is about 74233.1537185374. The cubic root of 5510561111 is about 1766.3032755884.

The spelling of 5510561111 in words is "five billion, five hundred ten million, five hundred sixty-one thousand, one hundred eleven".