51324081103 has 2 divisors, whose sum is σ = 51324081104. Its totient is φ = 51324081102.

The previous prime is 51324081077. The next prime is 51324081131. The reversal of 51324081103 is 30118042315.

It is a happy number.

It is an a-pointer prime, because the next prime (51324081131) can be obtained adding 51324081103 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51324081103 - 2²⁹ = 50787210191 is a prime.

It is a super-2 number, since 2×51324081103² (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 (51324081143) 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, 25662040551 + 25662040552.

It is an arithmetic number, because the mean of its divisors is an integer number (25662040552).

Almost surely, 2^51324081103 is an apocalyptic number.

51324081103 is a deficient number, since it is larger than the sum of its proper divisors (1).

51324081103 is an equidigital number, since it uses as much as digits as its factorization.

51324081103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 51324081103 in words is "fifty-one billion, three hundred twenty-four million, eighty-one thousand, one hundred three".