5541131205 has 12 divisors (see below), whose sum is σ = 9604627500. Its totient is φ = 2955269952.

The previous prime is 5541131203. The next prime is 5541131213. The reversal of 5541131205 is 5021311455.

5541131205 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3690927009 + 1850204196 = 60753^2 + 43014^2 .

It is not a de Polignac number, because 5541131205 - 2¹ = 5541131203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541131201) 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 11 ways as a sum of consecutive naturals, for example, 61568080 + ... + 61568169.

It is an arithmetic number, because the mean of its divisors is an integer number (800385625).

Almost surely, 2^5541131205 is an apocalyptic number.

It is an amenable number.

5541131205 is a deficient number, since it is larger than the sum of its proper divisors (4063496295).

5541131205 is a wasteful number, since it uses less digits than its factorization.

5541131205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123136260 (or 123136257 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 5541131205 is about 74438.7748757326. The cubic root of 5541131205 is about 1769.5634708227.

The spelling of 5541131205 in words is "five billion, five hundred forty-one million, one hundred thirty-one thousand, two hundred five".