111329827 has 4 divisors (see below), whose sum is σ = 127234096. Its totient is φ = 95425560.

The previous prime is 111329783. The next prime is 111329843. The reversal of 111329827 is 728923111.

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 111329827 - 2¹¹ = 111327779 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111329792 and 111329801.

It is not an unprimeable number, because it can be changed into a prime (111329857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7952124 + ... + 7952137.

It is an arithmetic number, because the mean of its divisors is an integer number (31808524).

Almost surely, 2^111329827 is an apocalyptic number.

111329827 is a deficient number, since it is larger than the sum of its proper divisors (15904269).

111329827 is an equidigital number, since it uses as much as digits as its factorization.

111329827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15904268.

The product of its digits is 6048, while the sum is 34.

The square root of 111329827 is about 10551.2950389988. The cubic root of 111329827 is about 481.0650929148.

The spelling of 111329827 in words is "one hundred eleven million, three hundred twenty-nine thousand, eight hundred twenty-seven".