111253403113 has 2 divisors, whose sum is σ = 111253403114. Its totient is φ = 111253403112.

The previous prime is 111253403071. The next prime is 111253403123. The reversal of 111253403113 is 311304352111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100177314064 + 11076089049 = 316508^2 + 105243^2 .

It is a cyclic number.

It is not a de Polignac number, because 111253403113 - 2¹⁷ = 111253272041 is a prime.

It is not a weakly prime, because it can be changed into another prime (111253403123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55626701556 + 55626701557.

It is an arithmetic number, because the mean of its divisors is an integer number (55626701557).

Almost surely, 2^111253403113 is an apocalyptic number.

It is an amenable number.

111253403113 is a deficient number, since it is larger than the sum of its proper divisors (1).

111253403113 is an equidigital number, since it uses as much as digits as its factorization.

111253403113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 111253403113 its reverse (311304352111), we get a palindrome (422557755224).

The spelling of 111253403113 in words is "one hundred eleven billion, two hundred fifty-three million, four hundred three thousand, one hundred thirteen".