11211714662389 has 2 divisors, whose sum is σ = 11211714662390. Its totient is φ = 11211714662388.

The previous prime is 11211714662381. The next prime is 11211714662453. The reversal of 11211714662389 is 98326641711211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8687508661764 + 2524206000625 = 2947458^2 + 1588775^2 .

It is a cyclic number.

It is not a de Polignac number, because 11211714662389 - 2³ = 11211714662381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11211714662381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605857331194 + 5605857331195.

It is an arithmetic number, because the mean of its divisors is an integer number (5605857331195).

Almost surely, 2^{11211714662389} is an apocalyptic number.

It is an amenable number.

11211714662389 is a deficient number, since it is larger than the sum of its proper divisors (1).

11211714662389 is an equidigital number, since it uses as much as digits as its factorization.

11211714662389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 52.

The spelling of 11211714662389 in words is "eleven trillion, two hundred eleven billion, seven hundred fourteen million, six hundred sixty-two thousand, three hundred eighty-nine".