5243381321 has 8 divisors (see below), whose sum is σ = 5274898560. Its totient is φ = 5211958752.

The previous prime is 5243381291. The next prime is 5243381357. The reversal of 5243381321 is 1231833425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5243381321 - 2¹⁴ = 5243364937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5243381021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89036 + ... + 135698.

It is an arithmetic number, because the mean of its divisors is an integer number (659362320).

Almost surely, 2^5243381321 is an apocalyptic number.

It is an amenable number.

5243381321 is a deficient number, since it is larger than the sum of its proper divisors (31517239).

5243381321 is a wasteful number, since it uses less digits than its factorization.

5243381321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47335.

The product of its digits is 17280, while the sum is 32.

The square root of 5243381321 is about 72411.1961025365. The cubic root of 5243381321 is about 1737.2826437281.

The spelling of 5243381321 in words is "five billion, two hundred forty-three million, three hundred eighty-one thousand, three hundred twenty-one".