5344454021 has 2 divisors, whose sum is σ = 5344454022. Its totient is φ = 5344454020.

The previous prime is 5344453997. The next prime is 5344454039. The reversal of 5344454021 is 1204544435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5101530625 + 242923396 = 71425^2 + 15586^2 .

It is a cyclic number.

It is not a de Polignac number, because 5344454021 - 2⁶ = 5344453957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5344454221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2672227010 + 2672227011.

It is an arithmetic number, because the mean of its divisors is an integer number (2672227011).

Almost surely, 2^5344454021 is an apocalyptic number.

It is an amenable number.

5344454021 is a deficient number, since it is larger than the sum of its proper divisors (1).

5344454021 is an equidigital number, since it uses as much as digits as its factorization.

5344454021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 5344454021 is about 73105.7728295105. The cubic root of 5344454021 is about 1748.3744383597.

Adding to 5344454021 its reverse (1204544435), we get a palindrome (6548998456).

The spelling of 5344454021 in words is "five billion, three hundred forty-four million, four hundred fifty-four thousand, twenty-one".