510740234251213 has 2 divisors, whose sum is σ = 510740234251214. Its totient is φ = 510740234251212.

The previous prime is 510740234251193. The next prime is 510740234251231. The reversal of 510740234251213 is 312152432047015.

Together with next prime (510740234251231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 259555202254089 + 251185031997124 = 16110717^2 + 15848818^2 .

It is a cyclic number.

It is not a de Polignac number, because 510740234251213 - 2³⁷ = 510602795297741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (510740234251613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255370117125606 + 255370117125607.

It is an arithmetic number, because the mean of its divisors is an integer number (255370117125607).

Almost surely, 2^{510740234251213} is an apocalyptic number.

It is an amenable number.

510740234251213 is a deficient number, since it is larger than the sum of its proper divisors (1).

510740234251213 is an equidigital number, since it uses as much as digits as its factorization.

510740234251213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 40.

Adding to 510740234251213 its reverse (312152432047015), we get a palindrome (822892666298228).

The spelling of 510740234251213 in words is "five hundred ten trillion, seven hundred forty billion, two hundred thirty-four million, two hundred fifty-one thousand, two hundred thirteen".