13111440444077 has 2 divisors, whose sum is σ = 13111440444078. Its totient is φ = 13111440444076.

The previous prime is 13111440444049. The next prime is 13111440444173. The reversal of 13111440444077 is 77044404411131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13040230987876 + 71209456201 = 3611126^2 + 266851^2 .

It is a cyclic number.

It is not a de Polignac number, because 13111440444077 - 2¹⁰ = 13111440443053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13111440444577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6555720222038 + 6555720222039.

It is an arithmetic number, because the mean of its divisors is an integer number (6555720222039).

Almost surely, 2^{13111440444077} is an apocalyptic number.

It is an amenable number.

13111440444077 is a deficient number, since it is larger than the sum of its proper divisors (1).

13111440444077 is an equidigital number, since it uses as much as digits as its factorization.

13111440444077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 41.

The spelling of 13111440444077 in words is "thirteen trillion, one hundred eleven billion, four hundred forty million, four hundred forty-four thousand, seventy-seven".