1104542 has 4 divisors (see below), whose sum is σ = 1656816. Its totient is φ = 552270.

The previous prime is 1104533. The next prime is 1104557. The reversal of 1104542 is 2454011.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1104542.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276134 + ... + 276137.

It is an arithmetic number, because the mean of its divisors is an integer number (414204).

2^1104542 is an apocalyptic number.

1104542 is a deficient number, since it is larger than the sum of its proper divisors (552274).

1104542 is an equidigital number, since it uses as much as digits as its factorization.

1104542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552273.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1104542 is about 1050.9719311190. The cubic root of 1104542 is about 103.3698957216.

Adding to 1104542 its reverse (2454011), we get a palindrome (3558553).

The spelling of 1104542 in words is "one million, one hundred four thousand, five hundred forty-two".