5439588361 has 2 divisors, whose sum is σ = 5439588362. Its totient is φ = 5439588360.

The previous prime is 5439588359. The next prime is 5439588437. The reversal of 5439588361 is 1638859345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4758378361 + 681210000 = 68981^2 + 26100^2 .

It is a cyclic number.

It is not a de Polignac number, because 5439588361 - 2¹ = 5439588359 is a prime.

Together with 5439588359, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 5439588299 and 5439588308.

It is not a weakly prime, because it can be changed into another prime (5439588461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2719794180 + 2719794181.

It is an arithmetic number, because the mean of its divisors is an integer number (2719794181).

Almost surely, 2^5439588361 is an apocalyptic number.

It is an amenable number.

5439588361 is a deficient number, since it is larger than the sum of its proper divisors (1).

5439588361 is an equidigital number, since it uses as much as digits as its factorization.

5439588361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 52.

The square root of 5439588361 is about 73753.5650731543. The cubic root of 5439588361 is about 1758.6875072892.

The spelling of 5439588361 in words is "five billion, four hundred thirty-nine million, five hundred eighty-eight thousand, three hundred sixty-one".