51105010933 has 2 divisors, whose sum is σ = 51105010934. Its totient is φ = 51105010932.

The previous prime is 51105010927. The next prime is 51105011017. The reversal of 51105010933 is 33901050115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47350630404 + 3754380529 = 217602^2 + 61273^2 .

It is a cyclic number.

It is not a de Polignac number, because 51105010933 - 2²¹ = 51102913781 is a prime.

It is a super-2 number, since 2×51105010933² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51105110933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25552505466 + 25552505467.

It is an arithmetic number, because the mean of its divisors is an integer number (25552505467).

Almost surely, 2^51105010933 is an apocalyptic number.

It is an amenable number.

51105010933 is a deficient number, since it is larger than the sum of its proper divisors (1).

51105010933 is an equidigital number, since it uses as much as digits as its factorization.

51105010933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2025, while the sum is 28.

The spelling of 51105010933 in words is "fifty-one billion, one hundred five million, ten thousand, nine hundred thirty-three".