5355224821 has 2 divisors, whose sum is σ = 5355224822. Its totient is φ = 5355224820.

The previous prime is 5355224789. The next prime is 5355224863. The reversal of 5355224821 is 1284225535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4683896721 + 671328100 = 68439^2 + 25910^2 .

It is a cyclic number.

It is not a de Polignac number, because 5355224821 - 2⁵ = 5355224789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5355227821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2677612410 + 2677612411.

It is an arithmetic number, because the mean of its divisors is an integer number (2677612411).

Almost surely, 2^5355224821 is an apocalyptic number.

It is an amenable number.

5355224821 is a deficient number, since it is larger than the sum of its proper divisors (1).

5355224821 is an equidigital number, since it uses as much as digits as its factorization.

5355224821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96000, while the sum is 37.

The square root of 5355224821 is about 73179.4016168484. The cubic root of 5355224821 is about 1749.5481631859.

The spelling of 5355224821 in words is "five billion, three hundred fifty-five million, two hundred twenty-four thousand, eight hundred twenty-one".