5214415421 has 2 divisors, whose sum is σ = 5214415422. Its totient is φ = 5214415420.

The previous prime is 5214415391. The next prime is 5214415429. The reversal of 5214415421 is 1245144125.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3250596196 + 1963819225 = 57014^2 + 44315^2 .

It is a cyclic number.

It is not a de Polignac number, because 5214415421 - 2¹⁴ = 5214399037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5214415429) 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 as a sum of consecutive naturals, namely, 2607207710 + 2607207711.

It is an arithmetic number, because the mean of its divisors is an integer number (2607207711).

Almost surely, 2^5214415421 is an apocalyptic number.

It is an amenable number.

5214415421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5214415421 is an equidigital number, since it uses as much as digits as its factorization.

5214415421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6400, while the sum is 29.

The square root of 5214415421 is about 72210.9092935410. The cubic root of 5214415421 is about 1734.0776568533.

Adding to 5214415421 its reverse (1245144125), we get a palindrome (6459559546).

The spelling of 5214415421 in words is "five billion, two hundred fourteen million, four hundred fifteen thousand, four hundred twenty-one".