1112114521345 has 4 divisors (see below), whose sum is σ = 1334537425620. Its totient is φ = 889691617072.

The previous prime is 1112114521339. The next prime is 1112114521379. The reversal of 1112114521345 is 5431254112111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 616323913969 + 495790607376 = 785063^2 + 704124^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112114521345 - 2²⁷ = 1111980303617 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111211452130 + ... + 111211452139.

It is an arithmetic number, because the mean of its divisors is an integer number (333634356405).

Almost surely, 2^{1112114521345} is an apocalyptic number.

It is an amenable number.

1112114521345 is a deficient number, since it is larger than the sum of its proper divisors (222422904275).

1112114521345 is an equidigital number, since it uses as much as digits as its factorization.

1112114521345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222422904274.

The product of its digits is 4800, while the sum is 31.

Adding to 1112114521345 its reverse (5431254112111), we get a palindrome (6543368633456).

The spelling of 1112114521345 in words is "one trillion, one hundred twelve billion, one hundred fourteen million, five hundred twenty-one thousand, three hundred forty-five".