3942103 has 4 divisors (see below), whose sum is σ = 4300488. Its totient is φ = 3583720.

The previous prime is 3942097. The next prime is 3942121. The reversal of 3942103 is 3012493.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3942103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3942403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179176 + ... + 179197.

It is an arithmetic number, because the mean of its divisors is an integer number (1075122).

Almost surely, 2^3942103 is an apocalyptic number.

3942103 is a deficient number, since it is larger than the sum of its proper divisors (358385).

3942103 is a wasteful number, since it uses less digits than its factorization.

3942103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358384.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 3942103 is about 1985.4729915061. The cubic root of 3942103 is about 157.9704986846.

Adding to 3942103 its reverse (3012493), we get a palindrome (6954596).

The spelling of 3942103 in words is "three million, nine hundred forty-two thousand, one hundred three".