5304406421 has 2 divisors, whose sum is σ = 5304406422. Its totient is φ = 5304406420.

The previous prime is 5304406397. The next prime is 5304406423. The reversal of 5304406421 is 1246044035.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4982383396 + 322023025 = 70586^2 + 17945^2 .

It is a cyclic number.

It is not a de Polignac number, because 5304406421 - 2¹⁰ = 5304405397 is a prime.

It is a Sophie Germain prime.

Together with 5304406423, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5304406423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2652203210 + 2652203211.

It is an arithmetic number, because the mean of its divisors is an integer number (2652203211).

Almost surely, 2^5304406421 is an apocalyptic number.

It is an amenable number.

5304406421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5304406421 is an equidigital number, since it uses as much as digits as its factorization.

5304406421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 5304406421 is about 72831.3560288424. The cubic root of 5304406421 is about 1743.9964532103.

The spelling of 5304406421 in words is "five billion, three hundred four million, four hundred six thousand, four hundred twenty-one".