51312410011 has 2 divisors, whose sum is σ = 51312410012. Its totient is φ = 51312410010.

The previous prime is 51312409999. The next prime is 51312410033. The reversal of 51312410011 is 11001421315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51312410011 - 2¹⁵ = 51312377243 is a prime.

It is a super-2 number, since 2×51312410011² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51312410081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25656205005 + 25656205006.

It is an arithmetic number, because the mean of its divisors is an integer number (25656205006).

Almost surely, 2^51312410011 is an apocalyptic number.

51312410011 is a deficient number, since it is larger than the sum of its proper divisors (1).

51312410011 is an equidigital number, since it uses as much as digits as its factorization.

51312410011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 51312410011 its reverse (11001421315), we get a palindrome (62313831326).

It can be divided in two parts, 5131 and 2410011, that added together give a palindrome (2415142).

The spelling of 51312410011 in words is "fifty-one billion, three hundred twelve million, four hundred ten thousand, eleven".