111375563 has 12 divisors (see below), whose sum is σ = 121438800. Its totient is φ = 102095136.

The previous prime is 111375541. The next prime is 111375577. The reversal of 111375563 is 365573111.

It is not a de Polignac number, because 111375563 - 2⁸ = 111375307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111375533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22970 + ... + 27392.

It is an arithmetic number, because the mean of its divisors is an integer number (10119900).

Almost surely, 2^111375563 is an apocalyptic number.

111375563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111375563 is a deficient number, since it is larger than the sum of its proper divisors (10063237).

111375563 is a wasteful number, since it uses less digits than its factorization.

111375563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4598 (or 4585 counting only the distinct ones).

The product of its digits is 9450, while the sum is 32.

The square root of 111375563 is about 10553.4621333475. The cubic root of 111375563 is about 481.1309602014.

The spelling of 111375563 in words is "one hundred eleven million, three hundred seventy-five thousand, five hundred sixty-three".