11959833113 has 2 divisors, whose sum is σ = 11959833114. Its totient is φ = 11959833112.

The previous prime is 11959833097. The next prime is 11959833229. The reversal of 11959833113 is 31133895911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11425899664 + 533933449 = 106892^2 + 23107^2 .

It is a cyclic number.

It is not a de Polignac number, because 11959833113 - 2⁴ = 11959833097 is a prime.

It is a super-2 number, since 2×11959833113² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11959833313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5979916556 + 5979916557.

It is an arithmetic number, because the mean of its divisors is an integer number (5979916557).

Almost surely, 2^11959833113 is an apocalyptic number.

It is an amenable number.

11959833113 is a deficient number, since it is larger than the sum of its proper divisors (1).

11959833113 is an equidigital number, since it uses as much as digits as its factorization.

11959833113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 44.

The spelling of 11959833113 in words is "eleven billion, nine hundred fifty-nine million, eight hundred thirty-three thousand, one hundred thirteen".