111330993 has 8 divisors (see below), whose sum is σ = 148519168. Its totient is φ = 74181744.

The previous prime is 111330991. The next prime is 111330997. The reversal of 111330993 is 399033111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111330993 - 2¹ = 111330991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111330993.

It is not an unprimeable number, because it can be changed into a prime (111330991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2230 + ... + 15087.

It is an arithmetic number, because the mean of its divisors is an integer number (18564896).

Almost surely, 2^111330993 is an apocalyptic number.

It is an amenable number.

111330993 is a deficient number, since it is larger than the sum of its proper divisors (37188175).

111330993 is a wasteful number, since it uses less digits than its factorization.

111330993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19463.

The product of its (nonzero) digits is 2187, while the sum is 30.

The square root of 111330993 is about 10551.3502927350. The cubic root of 111330993 is about 481.0667723687.

The spelling of 111330993 in words is "one hundred eleven million, three hundred thirty thousand, nine hundred ninety-three".