111982323 has 16 divisors (see below), whose sum is σ = 154658816. Its totient is φ = 71997120.

The previous prime is 111982319. The next prime is 111982327. The reversal of 111982323 is 323289111.

It is an interprime number because it is at equal distance from previous prime (111982319) and next prime (111982327).

It is not a de Polignac number, because 111982323 - 2² = 111982319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111982327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27186 + ... + 31032.

It is an arithmetic number, because the mean of its divisors is an integer number (9666176).

Almost surely, 2^111982323 is an apocalyptic number.

111982323 is a deficient number, since it is larger than the sum of its proper divisors (42676493).

111982323 is a wasteful number, since it uses less digits than its factorization.

111982323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4194.

The product of its digits is 2592, while the sum is 30.

The square root of 111982323 is about 10582.1700515537. The cubic root of 111982323 is about 482.0030919265.

The spelling of 111982323 in words is "one hundred eleven million, nine hundred eighty-two thousand, three hundred twenty-three".