51075010253 has 2 divisors, whose sum is σ = 51075010254. Its totient is φ = 51075010252.

The previous prime is 51075010247. The next prime is 51075010289. The reversal of 51075010253 is 35201057015.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28527885604 + 22547124649 = 168902^2 + 150157^2 .

It is a cyclic number.

It is not a de Polignac number, because 51075010253 - 2²⁰ = 51073961677 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51075040253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25537505126 + 25537505127.

It is an arithmetic number, because the mean of its divisors is an integer number (25537505127).

Almost surely, 2^51075010253 is an apocalyptic number.

It is an amenable number.

51075010253 is a deficient number, since it is larger than the sum of its proper divisors (1).

51075010253 is an equidigital number, since it uses as much as digits as its factorization.

51075010253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5250, while the sum is 29.

Adding to 51075010253 its reverse (35201057015), we get a palindrome (86276067268).

The spelling of 51075010253 in words is "fifty-one billion, seventy-five million, ten thousand, two hundred fifty-three".