111005042 has 8 divisors (see below), whose sum is σ = 166639836. Its totient is φ = 55458432.

The previous prime is 111005039. The next prime is 111005051. The reversal of 111005042 is 240500111.

It can be written as a sum of positive squares in 2 ways, for example, as 96020401 + 14984641 = 9799^2 + 3871^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18803 + ... + 23990.

Almost surely, 2^111005042 is an apocalyptic number.

111005042 is a deficient number, since it is larger than the sum of its proper divisors (55634794).

111005042 is a wasteful number, since it uses less digits than its factorization.

111005042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44092.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 111005042 is about 10535.8930328663. The cubic root of 111005042 is about 480.5968299346.

Adding to 111005042 its reverse (240500111), we get a palindrome (351505153).

The spelling of 111005042 in words is "one hundred eleven million, five thousand, forty-two".