11331331982149 has 2 divisors, whose sum is σ = 11331331982150. Its totient is φ = 11331331982148.

The previous prime is 11331331982147. The next prime is 11331331982167. The reversal of 11331331982149 is 94128913313311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9765312502500 + 1566019479649 = 3124950^2 + 1251407^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331331982149 - 2¹ = 11331331982147 is a prime.

Together with 11331331982147, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11331331982147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665665991074 + 5665665991075.

It is an arithmetic number, because the mean of its divisors is an integer number (5665665991075).

Almost surely, 2^{11331331982149} is an apocalyptic number.

It is an amenable number.

11331331982149 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331331982149 is an equidigital number, since it uses as much as digits as its factorization.

11331331982149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 49.

The spelling of 11331331982149 in words is "eleven trillion, three hundred thirty-one billion, three hundred thirty-one million, nine hundred eighty-two thousand, one hundred forty-nine".