11956336219 has 2 divisors, whose sum is σ = 11956336220. Its totient is φ = 11956336218.

The previous prime is 11956336151. The next prime is 11956336241. The reversal of 11956336219 is 91263365911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11956336219 - 2⁹ = 11956335707 is a prime.

It is a super-2 number, since 2×11956336219² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11956336279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5978168109 + 5978168110.

It is an arithmetic number, because the mean of its divisors is an integer number (5978168110).

Almost surely, 2^11956336219 is an apocalyptic number.

11956336219 is a deficient number, since it is larger than the sum of its proper divisors (1).

11956336219 is an equidigital number, since it uses as much as digits as its factorization.

11956336219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 262440, while the sum is 46.

The spelling of 11956336219 in words is "eleven billion, nine hundred fifty-six million, three hundred thirty-six thousand, two hundred nineteen".