3940103 has 4 divisors (see below), whose sum is σ = 3947928. Its totient is φ = 3932280.

The previous prime is 3940099. The next prime is 3940117. The reversal of 3940103 is 3010493.

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 3940103 - 2² = 3940099 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3940303) 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, 3101 + ... + 4182.

It is an arithmetic number, because the mean of its divisors is an integer number (986982).

Almost surely, 2^3940103 is an apocalyptic number.

3940103 is a deficient number, since it is larger than the sum of its proper divisors (7825).

3940103 is an equidigital number, since it uses as much as digits as its factorization.

3940103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7824.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 3940103 is about 1984.9692692835. The cubic root of 3940103 is about 157.9437790680.

Adding to 3940103 its reverse (3010493), we get a palindrome (6950596).

The spelling of 3940103 in words is "three million, nine hundred forty thousand, one hundred three".