512236126243 has 2 divisors, whose sum is σ = 512236126244. Its totient is φ = 512236126242.

The previous prime is 512236126141. The next prime is 512236126291. The reversal of 512236126243 is 342621632215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 512236126243 - 2¹⁷ = 512235995171 is a prime.

It is not a weakly prime, because it can be changed into another prime (512236127243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256118063121 + 256118063122.

It is an arithmetic number, because the mean of its divisors is an integer number (256118063122).

Almost surely, 2^512236126243 is an apocalyptic number.

512236126243 is a deficient number, since it is larger than the sum of its proper divisors (1).

512236126243 is an equidigital number, since it uses as much as digits as its factorization.

512236126243 is an odious number, because the sum of its binary digits is odd.

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

Adding to 512236126243 its reverse (342621632215), we get a palindrome (854857758458).

The spelling of 512236126243 in words is "five hundred twelve billion, two hundred thirty-six million, one hundred twenty-six thousand, two hundred forty-three".