111145719853 has 12 divisors (see below), whose sum is σ = 129346351680. Its totient is φ = 95227681752.

The previous prime is 111145719829. The next prime is 111145719859. The reversal of 111145719853 is 358917541111.

It is not a de Polignac number, because 111145719853 - 2²¹ = 111143622701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111145719859) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 359163 + ... + 592696.

It is an arithmetic number, because the mean of its divisors is an integer number (10778862640).

Almost surely, 2^111145719853 is an apocalyptic number.

It is an amenable number.

111145719853 is a deficient number, since it is larger than the sum of its proper divisors (18200631827).

111145719853 is an equidigital number, since it uses as much as digits as its factorization.

111145719853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954256 (or 954249 counting only the distinct ones).

The product of its digits is 151200, while the sum is 46.

The spelling of 111145719853 in words is "one hundred eleven billion, one hundred forty-five million, seven hundred nineteen thousand, eight hundred fifty-three".