5404450321 has 2 divisors, whose sum is σ = 5404450322. Its totient is φ = 5404450320.

The previous prime is 5404450283. The next prime is 5404450559. The reversal of 5404450321 is 1230544045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2922916096 + 2481534225 = 54064^2 + 49815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5404450321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5404450321.

It is not a weakly prime, because it can be changed into another prime (5404450021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702225160 + 2702225161.

It is an arithmetic number, because the mean of its divisors is an integer number (2702225161).

Almost surely, 2^5404450321 is an apocalyptic number.

It is an amenable number.

5404450321 is a deficient number, since it is larger than the sum of its proper divisors (1).

5404450321 is an equidigital number, since it uses as much as digits as its factorization.

5404450321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 5404450321 is about 73514.9666462551. The cubic root of 5404450321 is about 1754.8924667949.

Adding to 5404450321 its reverse (1230544045), we get a palindrome (6634994366).

The spelling of 5404450321 in words is "five billion, four hundred four million, four hundred fifty thousand, three hundred twenty-one".