111145345003 has 24 divisors (see below), whose sum is σ = 142499440944. Its totient is φ = 85713868800.

The previous prime is 111145345001. The next prime is 111145345021. The reversal of 111145345003 is 300543541111.

It is not a de Polignac number, because 111145345003 - 2¹ = 111145345001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111145345001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1010638 + ... + 1115203.

It is an arithmetic number, because the mean of its divisors is an integer number (5937476706).

Almost surely, 2^111145345003 is an apocalyptic number.

111145345003 is a deficient number, since it is larger than the sum of its proper divisors (31354095941).

111145345003 is a wasteful number, since it uses less digits than its factorization.

111145345003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125963 (or 2125956 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 111145345003 its reverse (300543541111), we get a palindrome (411688886114).

The spelling of 111145345003 in words is "one hundred eleven billion, one hundred forty-five million, three hundred forty-five thousand, three".