11963739241 has 2 divisors, whose sum is σ = 11963739242. Its totient is φ = 11963739240.

The previous prime is 11963739187. The next prime is 11963739259. The reversal of 11963739241 is 14293736911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7987175641 + 3976563600 = 89371^2 + 63060^2 .

It is a cyclic number.

It is not a de Polignac number, because 11963739241 - 2¹¹ = 11963737193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11963739191 and 11963739200.

It is not a weakly prime, because it can be changed into another prime (11963739841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5981869620 + 5981869621.

It is an arithmetic number, because the mean of its divisors is an integer number (5981869621).

Almost surely, 2^11963739241 is an apocalyptic number.

It is an amenable number.

11963739241 is a deficient number, since it is larger than the sum of its proper divisors (1).

11963739241 is an equidigital number, since it uses as much as digits as its factorization.

11963739241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 46.

The spelling of 11963739241 in words is "eleven billion, nine hundred sixty-three million, seven hundred thirty-nine thousand, two hundred forty-one".