12157179052063 has 2 divisors, whose sum is σ = 12157179052064. Its totient is φ = 12157179052062.

The previous prime is 12157179051961. The next prime is 12157179052087. The reversal of 12157179052063 is 36025097175121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12157179052063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12157179051998 and 12157179052016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12157179052093) 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, 6078589526031 + 6078589526032.

It is an arithmetic number, because the mean of its divisors is an integer number (6078589526032).

Almost surely, 2^{12157179052063} is an apocalyptic number.

12157179052063 is a deficient number, since it is larger than the sum of its proper divisors (1).

12157179052063 is an equidigital number, since it uses as much as digits as its factorization.

12157179052063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 793800, while the sum is 49.

The spelling of 12157179052063 in words is "twelve trillion, one hundred fifty-seven billion, one hundred seventy-nine million, fifty-two thousand, sixty-three".