5553521311 has 4 divisors (see below), whose sum is σ = 5980715272. Its totient is φ = 5126327352.

The previous prime is 5553521293. The next prime is 5553521321. The reversal of 5553521311 is 1131253555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5553521311 - 2¹¹ = 5553519263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5553521321) 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 3 ways as a sum of consecutive naturals, for example, 213596961 + ... + 213596986.

It is an arithmetic number, because the mean of its divisors is an integer number (1495178818).

Almost surely, 2^5553521311 is an apocalyptic number.

5553521311 is a deficient number, since it is larger than the sum of its proper divisors (427193961).

5553521311 is a wasteful number, since it uses less digits than its factorization.

5553521311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427193960.

The product of its digits is 11250, while the sum is 31.

The square root of 5553521311 is about 74521.9518732568. The cubic root of 5553521311 is about 1770.8814181735.

Adding to 5553521311 its reverse (1131253555), we get a palindrome (6684774866).

The spelling of 5553521311 in words is "five billion, five hundred fifty-three million, five hundred twenty-one thousand, three hundred eleven".