12052111452977 has 2 divisors, whose sum is σ = 12052111452978. Its totient is φ = 12052111452976.

The previous prime is 12052111452973. The next prime is 12052111452991. The reversal of 12052111452977 is 77925411125021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12034072008256 + 18039444721 = 3469016^2 + 134311^2 .

It is an emirp because it is prime and its reverse (77925411125021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12052111452977 - 2² = 12052111452973 is a prime.

It is not a weakly prime, because it can be changed into another prime (12052111452973) 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, 6026055726488 + 6026055726489.

It is an arithmetic number, because the mean of its divisors is an integer number (6026055726489).

Almost surely, 2^{12052111452977} is an apocalyptic number.

It is an amenable number.

12052111452977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12052111452977 is an equidigital number, since it uses as much as digits as its factorization.

12052111452977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 47.

Adding to 12052111452977 its reverse (77925411125021), we get a palindrome (89977522577998).

The spelling of 12052111452977 in words is "twelve trillion, fifty-two billion, one hundred eleven million, four hundred fifty-two thousand, nine hundred seventy-seven".