5511103345303 has 4 divisors (see below), whose sum is σ = 5519078893528. Its totient is φ = 5503127797080.

The previous prime is 5511103345289. The next prime is 5511103345351. The reversal of 5511103345303 is 3035433011155.

It is a happy number.

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 5511103345303 - 2⁵ = 5511103345271 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 (5511103345703) 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, 3987773076 + ... + 3987774457.

It is an arithmetic number, because the mean of its divisors is an integer number (1379769723382).

Almost surely, 2^{5511103345303} is an apocalyptic number.

5511103345303 is a deficient number, since it is larger than the sum of its proper divisors (7975548225).

5511103345303 is an equidigital number, since it uses as much as digits as its factorization.

5511103345303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7975548224.

The product of its (nonzero) digits is 40500, while the sum is 34.

Adding to 5511103345303 its reverse (3035433011155), we get a palindrome (8546536356458).

The spelling of 5511103345303 in words is "five trillion, five hundred eleven billion, one hundred three million, three hundred forty-five thousand, three hundred three".