111403544053 has 2 divisors, whose sum is σ = 111403544054. Its totient is φ = 111403544052.

The previous prime is 111403544047. The next prime is 111403544069. The reversal of 111403544053 is 350445304111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89630180689 + 21773363364 = 299383^2 + 147558^2 .

It is a cyclic number.

It is not a de Polignac number, because 111403544053 - 2⁹ = 111403543541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111403544093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55701772026 + 55701772027.

It is an arithmetic number, because the mean of its divisors is an integer number (55701772027).

Almost surely, 2^111403544053 is an apocalyptic number.

It is an amenable number.

111403544053 is a deficient number, since it is larger than the sum of its proper divisors (1).

111403544053 is an equidigital number, since it uses as much as digits as its factorization.

111403544053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 111403544053 its reverse (350445304111), we get a palindrome (461848848164).

The spelling of 111403544053 in words is "one hundred eleven billion, four hundred three million, five hundred forty-four thousand, fifty-three".