111929842 has 8 divisors (see below), whose sum is σ = 171467136. Its totient is φ = 54774132.

The previous prime is 111929837. The next prime is 111929897. The reversal of 111929842 is 248929111.

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

It is an unprimeable number.

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, 595278 + ... + 595465.

It is an arithmetic number, because the mean of its divisors is an integer number (21433392).

Almost surely, 2^111929842 is an apocalyptic number.

111929842 is a deficient number, since it is larger than the sum of its proper divisors (59537294).

111929842 is a wasteful number, since it uses less digits than its factorization.

111929842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190792.

The product of its digits is 10368, while the sum is 37.

The square root of 111929842 is about 10579.6900710749. The cubic root of 111929842 is about 481.9277825493.

The spelling of 111929842 in words is "one hundred eleven million, nine hundred twenty-nine thousand, eight hundred forty-two".