12156373303127 has 4 divisors (see below), whose sum is σ = 12156386441760. Its totient is φ = 12156360164496.

The previous prime is 12156373303121. The next prime is 12156373303157. The reversal of 12156373303127 is 72130337365121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12156373303127 - 2¹⁸ = 12156373040983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12156373303121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5066927 + ... + 7070112.

It is an arithmetic number, because the mean of its divisors is an integer number (3039096610440).

Almost surely, 2^{12156373303127} is an apocalyptic number.

12156373303127 is a deficient number, since it is larger than the sum of its proper divisors (13138633).

12156373303127 is a wasteful number, since it uses less digits than its factorization.

12156373303127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13138632.

The product of its (nonzero) digits is 476280, while the sum is 44.

The spelling of 12156373303127 in words is "twelve trillion, one hundred fifty-six billion, three hundred seventy-three million, three hundred three thousand, one hundred twenty-seven".