111123934 has 16 divisors (see below), whose sum is σ = 179823888. Its totient is φ = 51306112.

The previous prime is 111123931. The next prime is 111123949. The reversal of 111123934 is 439321111.

It is a junction number, because it is equal to n+sod(n) for n = 111123899 and 111123908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111123931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29032 + ... + 32635.

It is an arithmetic number, because the mean of its divisors is an integer number (11238993).

Almost surely, 2^111123934 is an apocalyptic number.

111123934 is a deficient number, since it is larger than the sum of its proper divisors (68699954).

111123934 is a wasteful number, since it uses less digits than its factorization.

111123934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61739.

The product of its digits is 648, while the sum is 25.

The square root of 111123934 is about 10541.5337593730. The cubic root of 111123934 is about 480.7683498637.

The spelling of 111123934 in words is "one hundred eleven million, one hundred twenty-three thousand, nine hundred thirty-four".