11894121446329 has 2 divisors, whose sum is σ = 11894121446330. Its totient is φ = 11894121446328.

The previous prime is 11894121446303. The next prime is 11894121446477. The reversal of 11894121446329 is 92364412149811.

It is a happy number.

11894121446329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10240256001600 + 1653865444729 = 3200040^2 + 1286027^2 .

It is an emirp because it is prime and its reverse (92364412149811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11894121446329 - 2¹⁹ = 11894120922041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11894121446329.

It is not a weakly prime, because it can be changed into another prime (11894121446929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5947060723164 + 5947060723165.

It is an arithmetic number, because the mean of its divisors is an integer number (5947060723165).

Almost surely, 2^{11894121446329} is an apocalyptic number.

It is an amenable number.

11894121446329 is a deficient number, since it is larger than the sum of its proper divisors (1).

11894121446329 is an equidigital number, since it uses as much as digits as its factorization.

11894121446329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2985984, while the sum is 55.

The spelling of 11894121446329 in words is "eleven trillion, eight hundred ninety-four billion, one hundred twenty-one million, four hundred forty-six thousand, three hundred twenty-nine".