5205043124531 has 2 divisors, whose sum is σ = 5205043124532. Its totient is φ = 5205043124530.

The previous prime is 5205043124507. The next prime is 5205043124537. The reversal of 5205043124531 is 1354213405025.

5205043124531 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5205043124531 - 2¹⁴ = 5205043108147 is a prime.

It is a super-2 number, since 2×5205043124531² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5205043124491 and 5205043124500.

It is not a weakly prime, because it can be changed into another prime (5205043124537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2602521562265 + 2602521562266.

It is an arithmetic number, because the mean of its divisors is an integer number (2602521562266).

Almost surely, 2^{5205043124531} is an apocalyptic number.

5205043124531 is a deficient number, since it is larger than the sum of its proper divisors (1).

5205043124531 is an equidigital number, since it uses as much as digits as its factorization.

5205043124531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 5205043124531 its reverse (1354213405025), we get a palindrome (6559256529556).

The spelling of 5205043124531 in words is "five trillion, two hundred five billion, forty-three million, one hundred twenty-four thousand, five hundred thirty-one".