111111001101053 has 2 divisors, whose sum is σ = 111111001101054. Its totient is φ = 111111001101052.

The previous prime is 111111001100969. The next prime is 111111001101161. The reversal of 111111001101053 is 350101100111111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110684981200249 + 426019900804 = 10520693^2 + 652702^2 .

It is an emirp because it is prime and its reverse (350101100111111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111111001101053 - 2³⁶ = 111042281624317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111111001001053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555500550526 + 55555500550527.

It is an arithmetic number, because the mean of its divisors is an integer number (55555500550527).

Almost surely, 2^{111111001101053} is an apocalyptic number.

It is an amenable number.

111111001101053 is a deficient number, since it is larger than the sum of its proper divisors (1).

111111001101053 is an equidigital number, since it uses as much as digits as its factorization.

111111001101053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15, while the sum is 17.

Adding to 111111001101053 its reverse (350101100111111), we get a palindrome (461212101212164).

The spelling of 111111001101053 in words is "one hundred eleven trillion, one hundred eleven billion, one million, one hundred one thousand, fifty-three".