111530193 has 8 divisors (see below), whose sum is σ = 149792928. Its totient is φ = 73810464.

The previous prime is 111530161. The next prime is 111530213. The reversal of 111530193 is 391035111.

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

It is not a de Polignac number, because 111530193 - 2⁵ = 111530161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111530593) 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, 135271 + ... + 136092.

It is an arithmetic number, because the mean of its divisors is an integer number (18724116).

Almost surely, 2^111530193 is an apocalyptic number.

It is an amenable number.

111530193 is a deficient number, since it is larger than the sum of its proper divisors (38262735).

111530193 is a wasteful number, since it uses less digits than its factorization.

111530193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271503.

The product of its (nonzero) digits is 405, while the sum is 24.

The square root of 111530193 is about 10560.7856241854. The cubic root of 111530193 is about 481.3535191264.

The spelling of 111530193 in words is "one hundred eleven million, five hundred thirty thousand, one hundred ninety-three".