4352221053 has 12 divisors (see below), whose sum is σ = 6439872348. Its totient is φ = 2830712640.

The previous prime is 4352221043. The next prime is 4352221063. The reversal of 4352221053 is 3501222534.

It is a happy number.

4352221053 is a `hidden beast` number, since 435 + 2 + 221 + 0 + 5 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (4352221043) and next prime (4352221063).

It can be written as a sum of positive squares in 2 ways, for example, as 1876362489 + 2475858564 = 43317^2 + 49758^2 .

It is not a de Polignac number, because 4352221053 - 2⁸ = 4352220797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4352221033) 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 in 11 ways as a sum of consecutive naturals, for example, 5896950 + ... + 5897687.

It is an arithmetic number, because the mean of its divisors is an integer number (536656029).

Almost surely, 2^4352221053 is an apocalyptic number.

It is an amenable number.

4352221053 is a deficient number, since it is larger than the sum of its proper divisors (2087651295).

4352221053 is a wasteful number, since it uses less digits than its factorization.

4352221053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11794684 (or 11794681 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 4352221053 is about 65971.3654019681. The cubic root of 4352221053 is about 1632.6896831330.

Adding to 4352221053 its reverse (3501222534), we get a palindrome (7853443587).

The spelling of 4352221053 in words is "four billion, three hundred fifty-two million, two hundred twenty-one thousand, fifty-three".