12361357204187 has 2 divisors, whose sum is σ = 12361357204188. Its totient is φ = 12361357204186.

The previous prime is 12361357204159. The next prime is 12361357204253. The reversal of 12361357204187 is 78140275316321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12361357204187 - 2¹⁶ = 12361357138651 is a prime.

It is a super-3 number, since 3×12361357204187³ (a number of 40 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (12361357204127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6180678602093 + 6180678602094.

It is an arithmetic number, because the mean of its divisors is an integer number (6180678602094).

Almost surely, 2^{12361357204187} is an apocalyptic number.

12361357204187 is a deficient number, since it is larger than the sum of its proper divisors (1).

12361357204187 is an equidigital number, since it uses as much as digits as its factorization.

12361357204187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 12361357204187 in words is "twelve trillion, three hundred sixty-one billion, three hundred fifty-seven million, two hundred four thousand, one hundred eighty-seven".