12119786533 has 2 divisors, whose sum is σ = 12119786534. Its totient is φ = 12119786532.

The previous prime is 12119786521. The next prime is 12119786561. The reversal of 12119786533 is 33568791121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11338416324 + 781370209 = 106482^2 + 27953^2 .

It is an emirp because it is prime and its reverse (33568791121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12119786533 - 2¹⁷ = 12119655461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12119786513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6059893266 + 6059893267.

It is an arithmetic number, because the mean of its divisors is an integer number (6059893267).

Almost surely, 2^12119786533 is an apocalyptic number.

It is an amenable number.

12119786533 is a deficient number, since it is larger than the sum of its proper divisors (1).

12119786533 is an equidigital number, since it uses as much as digits as its factorization.

12119786533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 46.

The spelling of 12119786533 in words is "twelve billion, one hundred nineteen million, seven hundred eighty-six thousand, five hundred thirty-three".