5378241321 has 10 divisors (see below), whose sum is σ = 8034163082. Its totient is φ = 3585494160.

The previous prime is 5378241293. The next prime is 5378241331. The reversal of 5378241321 is 1231428735.

5378241321 is a `hidden beast` number, since 537 + 82 + 41 + 3 + 2 + 1 = 666.

5378241321 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 4551391296 + 826850025 = 67464^2 + 28755^2 .

It is not a de Polignac number, because 5378241321 - 2¹⁰ = 5378240297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5378241331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 33198940 + ... + 33199101.

Almost surely, 2^5378241321 is an apocalyptic number.

It is an amenable number.

5378241321 is a deficient number, since it is larger than the sum of its proper divisors (2655921761).

5378241321 is an equidigital number, since it uses as much as digits as its factorization.

5378241321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66398053 (or 66398044 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 5378241321 is about 73336.4937871998. The cubic root of 5378241321 is about 1752.0510722352.

The spelling of 5378241321 in words is "five billion, three hundred seventy-eight million, two hundred forty-one thousand, three hundred twenty-one".