5541321161 has 8 divisors (see below), whose sum is σ = 5807503680. Its totient is φ = 5277243312.

The previous prime is 5541321151. The next prime is 5541321179. The reversal of 5541321161 is 1611231455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5541321161 - 2²⁶ = 5474212297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5541321151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520775 + ... + 531308.

It is an arithmetic number, because the mean of its divisors is an integer number (725937960).

Almost surely, 2^5541321161 is an apocalyptic number.

It is an amenable number.

5541321161 is a deficient number, since it is larger than the sum of its proper divisors (266182519).

5541321161 is a wasteful number, since it uses less digits than its factorization.

5541321161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052335.

The product of its digits is 3600, while the sum is 29.

The square root of 5541321161 is about 74440.0507858505. The cubic root of 5541321161 is about 1769.5836914447.

The spelling of 5541321161 in words is "five billion, five hundred forty-one million, three hundred twenty-one thousand, one hundred sixty-one".