104542 has 8 divisors (see below), whose sum is σ = 158256. Its totient is φ = 51792.

The previous prime is 104537. The next prime is 104543. The reversal of 104542 is 245401.

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 (104543) by changing a digit.

104542 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178 + ... + 490.

It is an arithmetic number, because the mean of its divisors is an integer number (19782).

2¹⁰⁴⁵⁴² is an apocalyptic number.

104542 is a deficient number, since it is larger than the sum of its proper divisors (53714).

104542 is a wasteful number, since it uses less digits than its factorization.

104542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 104542 is about 323.3295532425. The cubic root of 104542 is about 47.1082460548.

Adding to 104542 its reverse (245401), we get a palindrome (349943).

It can be divided in two parts, 104 and 542, that added together give a palindrome (646).

The spelling of 104542 in words is "one hundred four thousand, five hundred forty-two".