111268863 has 16 divisors (see below), whose sum is σ = 167103840. Its totient is φ = 73161792.

The previous prime is 111268849. The next prime is 111268877. The reversal of 111268863 is 368862111.

It is an interprime number because it is at equal distance from previous prime (111268849) and next prime (111268877).

It is not a de Polignac number, because 111268863 - 2⁶ = 111268799 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111268813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26256 + ... + 30197.

It is an arithmetic number, because the mean of its divisors is an integer number (10443990).

Almost surely, 2^111268863 is an apocalyptic number.

111268863 is a deficient number, since it is larger than the sum of its proper divisors (55834977).

111268863 is an equidigital number, since it uses as much as digits as its factorization.

111268863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56535 (or 56529 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 111268863 is about 10548.4057089211. The cubic root of 111268863 is about 480.9772667740.

The spelling of 111268863 in words is "one hundred eleven million, two hundred sixty-eight thousand, eight hundred sixty-three".