5611541 has 4 divisors (see below), whose sum is σ = 6043212. Its totient is φ = 5179872.

The previous prime is 5611519. The next prime is 5611553. The reversal of 5611541 is 1451165.

5611541 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1451165 = 5 ⋅290233.

It can be written as a sum of positive squares in 2 ways, for example, as 1322500 + 4289041 = 1150^2 + 2071^2 .

It is a cyclic number.

It is not a de Polignac number, because 5611541 - 2⁶ = 5611477 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5611511) 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, 215816 + ... + 215841.

It is an arithmetic number, because the mean of its divisors is an integer number (1510803).

Almost surely, 2^5611541 is an apocalyptic number.

It is an amenable number.

5611541 is a deficient number, since it is larger than the sum of its proper divisors (431671).

5611541 is a wasteful number, since it uses less digits than its factorization.

5611541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431670.

The product of its digits is 600, while the sum is 23.

The square root of 5611541 is about 2368.8691394841. The cubic root of 5611541 is about 177.7027083081.

The spelling of 5611541 in words is "five million, six hundred eleven thousand, five hundred forty-one".