5611110061 has 4 divisors (see below), whose sum is σ = 5855071392. Its totient is φ = 5367148732.

The previous prime is 5611110017. The next prime is 5611110073. The reversal of 5611110061 is 1600111165.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5611110061 - 2⁹ = 5611109549 is a prime.

It is a super-3 number, since 3×5611110061³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5611110361) 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, 121980631 + ... + 121980676.

It is an arithmetic number, because the mean of its divisors is an integer number (1463767848).

Almost surely, 2^5611110061 is an apocalyptic number.

It is an amenable number.

5611110061 is a deficient number, since it is larger than the sum of its proper divisors (243961331).

5611110061 is a wasteful number, since it uses less digits than its factorization.

5611110061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243961330.

The product of its (nonzero) digits is 180, while the sum is 22.

The square root of 5611110061 is about 74907.3431714141. The cubic root of 5611110061 is about 1776.9815929099.

The spelling of 5611110061 in words is "five billion, six hundred eleven million, one hundred ten thousand, sixty-one".