5321402234209 has 2 divisors, whose sum is σ = 5321402234210. Its totient is φ = 5321402234208.

The previous prime is 5321402234207. The next prime is 5321402234237. The reversal of 5321402234209 is 9024322041235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4016929875984 + 1304472358225 = 2004228^2 + 1142135^2 .

It is a cyclic number.

It is not a de Polignac number, because 5321402234209 - 2¹ = 5321402234207 is a prime.

Together with 5321402234207, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5321402234207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660701117104 + 2660701117105.

It is an arithmetic number, because the mean of its divisors is an integer number (2660701117105).

Almost surely, 2^{5321402234209} is an apocalyptic number.

It is an amenable number.

5321402234209 is a deficient number, since it is larger than the sum of its proper divisors (1).

5321402234209 is an equidigital number, since it uses as much as digits as its factorization.

5321402234209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 5321402234209 in words is "five trillion, three hundred twenty-one billion, four hundred two million, two hundred thirty-four thousand, two hundred nine".