342103 has 4 divisors (see below), whose sum is σ = 344440. Its totient is φ = 339768.

The previous prime is 342101. The next prime is 342107. The reversal of 342103 is 301243.

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

It is a cyclic number.

It is not a de Polignac number, because 342103 - 2¹ = 342101 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933 + ... + 1246.

It is an arithmetic number, because the mean of its divisors is an integer number (86110).

2³⁴²¹⁰³ is an apocalyptic number.

342103 is a deficient number, since it is larger than the sum of its proper divisors (2337).

342103 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 11 representation: 342103 = (214033)₁₁.

342103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2336.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 342103 is about 584.8957172009. The cubic root of 342103 is about 69.9389263217.

Adding to 342103 its reverse (301243), we get a palindrome (643346).

The spelling of 342103 in words is "three hundred forty-two thousand, one hundred three", and thus it is an iban number.