11338662481 has 2 divisors, whose sum is σ = 11338662482. Its totient is φ = 11338662480.

The previous prime is 11338662479. The next prime is 11338662541. The reversal of 11338662481 is 18426683311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10938022225 + 400640256 = 104585^2 + 20016^2 .

It is a cyclic number.

It is not a de Polignac number, because 11338662481 - 2¹ = 11338662479 is a prime.

It is a super-2 number, since 2×11338662481² (a number of 21 digits) contains 22 as substring.

Together with 11338662479, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11338662581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5669331240 + 5669331241.

It is an arithmetic number, because the mean of its divisors is an integer number (5669331241).

Almost surely, 2^11338662481 is an apocalyptic number.

It is an amenable number.

11338662481 is a deficient number, since it is larger than the sum of its proper divisors (1).

11338662481 is an equidigital number, since it uses as much as digits as its factorization.

11338662481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 43.

The spelling of 11338662481 in words is "eleven billion, three hundred thirty-eight million, six hundred sixty-two thousand, four hundred eighty-one".