5518113441 has 4 divisors (see below), whose sum is σ = 7357484592. Its totient is φ = 3678742292.

The previous prime is 5518113431. The next prime is 5518113449. The reversal of 5518113441 is 1443118155.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5518113441 - 2⁷ = 5518113313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5518113449) 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 3 ways as a sum of consecutive naturals, for example, 919685571 + ... + 919685576.

It is an arithmetic number, because the mean of its divisors is an integer number (1839371148).

Almost surely, 2^5518113441 is an apocalyptic number.

It is an amenable number.

5518113441 is a deficient number, since it is larger than the sum of its proper divisors (1839371151).

5518113441 is a wasteful number, since it uses less digits than its factorization.

5518113441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839371150.

The product of its digits is 9600, while the sum is 33.

The square root of 5518113441 is about 74284.0052837756. The cubic root of 5518113441 is about 1767.1098247750.

The spelling of 5518113441 in words is "five billion, five hundred eighteen million, one hundred thirteen thousand, four hundred forty-one".