4552221041 has 4 divisors (see below), whose sum is σ = 4552356084. Its totient is φ = 4552086000.

The previous prime is 4552221017. The next prime is 4552221059. The reversal of 4552221041 is 1401222554.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1401222554 = 2 ⋅700611277.

It can be written as a sum of positive squares in 2 ways, for example, as 3579030625 + 973190416 = 59825^2 + 31196^2 .

It is a cyclic number.

It is not a de Polignac number, because 4552221041 - 2²² = 4548026737 is a prime.

It is a super-2 number, since 2×4552221041² = 41445432812246247362, which contains 22 as substring.

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 4552221041.

It is not an unprimeable number, because it can be changed into a prime (4552221061) 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, 29831 + ... + 99971.

It is an arithmetic number, because the mean of its divisors is an integer number (1138089021).

Almost surely, 2^4552221041 is an apocalyptic number.

It is an amenable number.

4552221041 is a deficient number, since it is larger than the sum of its proper divisors (135043).

4552221041 is an equidigital number, since it uses as much as digits as its factorization.

4552221041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135042.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 4552221041 is about 67470.1492587648. The cubic root of 4552221041 is about 1657.3253780413.

Adding to 4552221041 its reverse (1401222554), we get a palindrome (5953443595).

The spelling of 4552221041 in words is "four billion, five hundred fifty-two million, two hundred twenty-one thousand, forty-one".