5611123241 has 4 divisors (see below), whose sum is σ = 5941189332. Its totient is φ = 5281057152.

The previous prime is 5611123213. The next prime is 5611123291. The reversal of 5611123241 is 1423211165.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4228770841 + 1382352400 = 65029^2 + 37180^2 .

It is a cyclic number.

It is not a de Polignac number, because 5611123241 - 2¹⁸ = 5610861097 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 5611123241.

It is not an unprimeable number, because it can be changed into a prime (5611123291) 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 3 ways as a sum of consecutive naturals, for example, 165033020 + ... + 165033053.

It is an arithmetic number, because the mean of its divisors is an integer number (1485297333).

Almost surely, 2^5611123241 is an apocalyptic number.

It is an amenable number.

5611123241 is a deficient number, since it is larger than the sum of its proper divisors (330066091).

5611123241 is a wasteful number, since it uses less digits than its factorization.

5611123241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330066090.

The product of its digits is 1440, while the sum is 26.

The square root of 5611123241 is about 74907.4311467160. The cubic root of 5611123241 is about 1776.9829842329.

The spelling of 5611123241 in words is "five billion, six hundred eleven million, one hundred twenty-three thousand, two hundred forty-one".