11896373079281 has 2 divisors, whose sum is σ = 11896373079282. Its totient is φ = 11896373079280.

The previous prime is 11896373079259. The next prime is 11896373079361. The reversal of 11896373079281 is 18297037369811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11481823818256 + 414549261025 = 3388484^2 + 643855^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11896373079281 is a prime.

It is a super-2 number, since 2×11896373079281² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11896373079221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5948186539640 + 5948186539641.

It is an arithmetic number, because the mean of its divisors is an integer number (5948186539641).

Almost surely, 2^{11896373079281} is an apocalyptic number.

It is an amenable number.

11896373079281 is a deficient number, since it is larger than the sum of its proper divisors (1).

11896373079281 is an equidigital number, since it uses as much as digits as its factorization.

11896373079281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27433728, while the sum is 65.

The spelling of 11896373079281 in words is "eleven trillion, eight hundred ninety-six billion, three hundred seventy-three million, seventy-nine thousand, two hundred eighty-one".