5611253311 has 4 divisors (see below), whose sum is σ = 5619980632. Its totient is φ = 5602525992.

The previous prime is 5611253287. The next prime is 5611253353. The reversal of 5611253311 is 1133521165.

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 5611253311 - 2¹⁷ = 5611122239 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5611253311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5611253371) 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, 4362696 + ... + 4363981.

It is an arithmetic number, because the mean of its divisors is an integer number (1404995158).

Almost surely, 2^5611253311 is an apocalyptic number.

5611253311 is a deficient number, since it is larger than the sum of its proper divisors (8727321).

5611253311 is an equidigital number, since it uses as much as digits as its factorization.

5611253311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8727320.

The product of its digits is 2700, while the sum is 28.

The square root of 5611253311 is about 74908.2993466011. The cubic root of 5611253311 is about 1776.9967147215.

Adding to 5611253311 its reverse (1133521165), we get a palindrome (6744774476).

The spelling of 5611253311 in words is "five billion, six hundred eleven million, two hundred fifty-three thousand, three hundred eleven".