111163560403 has 4 divisors (see below), whose sum is σ = 127044069040. Its totient is φ = 95283051768.

The previous prime is 111163560401. The next prime is 111163560451. The reversal of 111163560403 is 304065361111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304065361111 = 61 ⋅4984678051.

It is a cyclic number.

It is not a de Polignac number, because 111163560403 - 2¹ = 111163560401 is a prime.

It is a super-2 number, since 2×111163560403² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111163560401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7940254308 + ... + 7940254321.

It is an arithmetic number, because the mean of its divisors is an integer number (31761017260).

Almost surely, 2^111163560403 is an apocalyptic number.

111163560403 is a deficient number, since it is larger than the sum of its proper divisors (15880508637).

111163560403 is an equidigital number, since it uses as much as digits as its factorization.

111163560403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15880508636.

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 111163560403 in words is "one hundred eleven billion, one hundred sixty-three million, five hundred sixty thousand, four hundred three".