12886031231237 has 2 divisors, whose sum is σ = 12886031231238. Its totient is φ = 12886031231236.

The previous prime is 12886031231207. The next prime is 12886031231279. The reversal of 12886031231237 is 73213213068821.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10228189007716 + 2657842223521 = 3198154^2 + 1630289^2 .

It is a cyclic number.

It is not a de Polignac number, because 12886031231237 - 2¹⁴ = 12886031214853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12886031231191 and 12886031231200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12886031231207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6443015615618 + 6443015615619.

It is an arithmetic number, because the mean of its divisors is an integer number (6443015615619).

Almost surely, 2^{12886031231237} is an apocalyptic number.

It is an amenable number.

12886031231237 is a deficient number, since it is larger than the sum of its proper divisors (1).

12886031231237 is an equidigital number, since it uses as much as digits as its factorization.

12886031231237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 12886031231237 in words is "twelve trillion, eight hundred eighty-six billion, thirty-one million, two hundred thirty-one thousand, two hundred thirty-seven".