513331413271 has 2 divisors, whose sum is σ = 513331413272. Its totient is φ = 513331413270.

The previous prime is 513331413229. The next prime is 513331413349. The reversal of 513331413271 is 172314133315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 513331413271 - 2¹¹ = 513331411223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513331413871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256665706635 + 256665706636.

It is an arithmetic number, because the mean of its divisors is an integer number (256665706636).

Almost surely, 2^513331413271 is an apocalyptic number.

513331413271 is a deficient number, since it is larger than the sum of its proper divisors (1).

513331413271 is an equidigital number, since it uses as much as digits as its factorization.

513331413271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 34.

Adding to 513331413271 its reverse (172314133315), we get a palindrome (685645546586).

The spelling of 513331413271 in words is "five hundred thirteen billion, three hundred thirty-one million, four hundred thirteen thousand, two hundred seventy-one".