5214355021 has 4 divisors (see below), whose sum is σ = 5312739132. Its totient is φ = 5115970912.

The previous prime is 5214355019. The next prime is 5214355037. The reversal of 5214355021 is 1205534125.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3432670921 + 1781684100 = 58589^2 + 42210^2 .

It is a cyclic number.

It is not a de Polignac number, because 5214355021 - 2¹ = 5214355019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5214359021) 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 3 ways as a sum of consecutive naturals, for example, 49191976 + ... + 49192081.

It is an arithmetic number, because the mean of its divisors is an integer number (1328184783).

Almost surely, 2^5214355021 is an apocalyptic number.

It is an amenable number.

5214355021 is a deficient number, since it is larger than the sum of its proper divisors (98384111).

5214355021 is an equidigital number, since it uses as much as digits as its factorization.

5214355021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98384110.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 5214355021 is about 72210.4910729736. The cubic root of 5214355021 is about 1734.0709613955.

Adding to 5214355021 its reverse (1205534125), we get a palindrome (6419889146).

The spelling of 5214355021 in words is "five billion, two hundred fourteen million, three hundred fifty-five thousand, twenty-one".