5541443311 has 4 divisors (see below), whose sum is σ = 5542134624. Its totient is φ = 5540752000.

The previous prime is 5541443293. The next prime is 5541443317. The reversal of 5541443311 is 1133441455.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1133441455 = 5 ⋅226688291.

It is a cyclic number.

It is not a de Polignac number, because 5541443311 - 2¹¹ = 5541441263 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541443317) 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, 333490 + ... + 349711.

It is an arithmetic number, because the mean of its divisors is an integer number (1385533656).

Almost surely, 2^5541443311 is an apocalyptic number.

5541443311 is a deficient number, since it is larger than the sum of its proper divisors (691313).

5541443311 is an equidigital number, since it uses as much as digits as its factorization.

5541443311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691312.

The product of its digits is 14400, while the sum is 31.

The square root of 5541443311 is about 74440.8712401998. The cubic root of 5541443311 is about 1769.5966939431.

Adding to 5541443311 its reverse (1133441455), we get a palindrome (6674884766).

The spelling of 5541443311 in words is "five billion, five hundred forty-one million, four hundred forty-three thousand, three hundred eleven".