111996303 has 4 divisors (see below), whose sum is σ = 149328408. Its totient is φ = 74664200.

The previous prime is 111996293. The next prime is 111996307. The reversal of 111996303 is 303699111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303699111 = 3 ⋅101233037.

It is a cyclic number.

It is not a de Polignac number, because 111996303 - 2⁵ = 111996271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111996307) 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 3 ways as a sum of consecutive naturals, for example, 18666048 + ... + 18666053.

It is an arithmetic number, because the mean of its divisors is an integer number (37332102).

Almost surely, 2^111996303 is an apocalyptic number.

111996303 is a deficient number, since it is larger than the sum of its proper divisors (37332105).

111996303 is an equidigital number, since it uses as much as digits as its factorization.

111996303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37332104.

The product of its (nonzero) digits is 4374, while the sum is 33.

The square root of 111996303 is about 10582.8305759849. The cubic root of 111996303 is about 482.0231490291.

The spelling of 111996303 in words is "one hundred eleven million, nine hundred ninety-six thousand, three hundred three".