1100042 has 8 divisors (see below), whose sum is σ = 1658016. Its totient is φ = 547372.

The previous prime is 1100041. The next prime is 1100051. The reversal of 1100042 is 2400011.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 758 + ... + 1665.

It is an arithmetic number, because the mean of its divisors is an integer number (207252).

2^1100042 is an apocalyptic number.

1100042 is a deficient number, since it is larger than the sum of its proper divisors (557974).

1100042 is a wasteful number, since it uses less digits than its factorization.

1100042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2652.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 1100042 is about 1048.8288706934. The cubic root of 1100042 is about 103.2293253400.

Adding to 1100042 its reverse (2400011), we get a palindrome (3500053).

The spelling of 1100042 in words is "one million, one hundred thousand, forty-two".