11131442518667 has 2 divisors, whose sum is σ = 11131442518668. Its totient is φ = 11131442518666.

The previous prime is 11131442518643. The next prime is 11131442518673. The reversal of 11131442518667 is 76681524413111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11131442518667 is a prime.

It is not a weakly prime, because it can be changed into another prime (11131442518067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5565721259333 + 5565721259334.

It is an arithmetic number, because the mean of its divisors is an integer number (5565721259334).

Almost surely, 2^{11131442518667} is an apocalyptic number.

11131442518667 is a deficient number, since it is larger than the sum of its proper divisors (1).

11131442518667 is an equidigital number, since it uses as much as digits as its factorization.

11131442518667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 50.

The spelling of 11131442518667 in words is "eleven trillion, one hundred thirty-one billion, four hundred forty-two million, five hundred eighteen thousand, six hundred sixty-seven".