111568963 has 4 divisors (see below), whose sum is σ = 121711608. Its totient is φ = 101426320.

The previous prime is 111568937. The next prime is 111568967. The reversal of 111568963 is 369865111.

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

It is a cyclic number.

It is not a de Polignac number, because 111568963 - 2²¹ = 109471811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111568967) 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, 5071306 + ... + 5071327.

It is an arithmetic number, because the mean of its divisors is an integer number (30427902).

Almost surely, 2^111568963 is an apocalyptic number.

111568963 is a deficient number, since it is larger than the sum of its proper divisors (10142645).

111568963 is a wasteful number, since it uses less digits than its factorization.

111568963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10142644.

The product of its digits is 38880, while the sum is 40.

The square root of 111568963 is about 10562.6210288924. The cubic root of 111568963 is about 481.4092885206.

The spelling of 111568963 in words is "one hundred eleven million, five hundred sixty-eight thousand, nine hundred sixty-three".