12051518029 has 2 divisors, whose sum is σ = 12051518030. Its totient is φ = 12051518028.

The previous prime is 12051518027. The next prime is 12051518047. The reversal of 12051518029 is 92081515021.

12051518029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11644568100 + 406949929 = 107910^2 + 20173^2 .

It is an emirp because it is prime and its reverse (92081515021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12051518029 - 2¹ = 12051518027 is a prime.

Together with 12051518027, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 12051517985 and 12051518003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12051518027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6025759014 + 6025759015.

It is an arithmetic number, because the mean of its divisors is an integer number (6025759015).

Almost surely, 2^12051518029 is an apocalyptic number.

It is an amenable number.

12051518029 is a deficient number, since it is larger than the sum of its proper divisors (1).

12051518029 is an equidigital number, since it uses as much as digits as its factorization.

12051518029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 34.

The spelling of 12051518029 in words is "twelve billion, fifty-one million, five hundred eighteen thousand, twenty-nine".