11131323144077 has 2 divisors, whose sum is σ = 11131323144078. Its totient is φ = 11131323144076.

The previous prime is 11131323144041. The next prime is 11131323144083. The reversal of 11131323144077 is 77044132313111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6371883499081 + 4759439644996 = 2524259^2 + 2181614^2 .

It is a cyclic number.

It is not a de Polignac number, because 11131323144077 - 2²⁰ = 11131322095501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11131323144077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11131323174077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5565661572038 + 5565661572039.

It is an arithmetic number, because the mean of its divisors is an integer number (5565661572039).

Almost surely, 2^{11131323144077} is an apocalyptic number.

It is an amenable number.

11131323144077 is a deficient number, since it is larger than the sum of its proper divisors (1).

11131323144077 is an equidigital number, since it uses as much as digits as its factorization.

11131323144077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

Adding to 11131323144077 its reverse (77044132313111), we get a palindrome (88175455457188).

The spelling of 11131323144077 in words is "eleven trillion, one hundred thirty-one billion, three hundred twenty-three million, one hundred forty-four thousand, seventy-seven".