5541143361 has 16 divisors (see below), whose sum is σ = 8230877760. Its totient is φ = 3292349760.

The previous prime is 5541143239. The next prime is 5541143369. The reversal of 5541143361 is 1633411455.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-5541143361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5541143369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2448535 + ... + 2450796.

It is an arithmetic number, because the mean of its divisors is an integer number (514429860).

Almost surely, 2^5541143361 is an apocalyptic number.

It is an amenable number.

5541143361 is a deficient number, since it is larger than the sum of its proper divisors (2689734399).

5541143361 is a wasteful number, since it uses less digits than its factorization.

5541143361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4899376.

The product of its digits is 21600, while the sum is 33.

The square root of 5541143361 is about 74438.8565266824. The cubic root of 5541143361 is about 1769.5647648303.

The spelling of 5541143361 in words is "five billion, five hundred forty-one million, one hundred forty-three thousand, three hundred sixty-one".