4553221111 has 2 divisors, whose sum is σ = 4553221112. Its totient is φ = 4553221110.

The previous prime is 4553221091. The next prime is 4553221121. The reversal of 4553221111 is 1111223554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4553221111 - 2²¹ = 4551123959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4553221121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2276610555 + 2276610556.

It is an arithmetic number, because the mean of its divisors is an integer number (2276610556).

Almost surely, 2^4553221111 is an apocalyptic number.

4553221111 is a deficient number, since it is larger than the sum of its proper divisors (1).

4553221111 is an equidigital number, since it uses as much as digits as its factorization.

4553221111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1200, while the sum is 25.

The square root of 4553221111 is about 67477.5600551769. The cubic root of 4553221111 is about 1657.4467341894.

Adding to 4553221111 its reverse (1111223554), we get a palindrome (5664444665).

The spelling of 4553221111 in words is "four billion, five hundred fifty-three million, two hundred twenty-one thousand, one hundred eleven".