3420103 has 4 divisors (see below), whose sum is σ = 3423808. Its totient is φ = 3416400.

The previous prime is 3420101. The next prime is 3420107. The reversal of 3420103 is 3010243.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3420103 - 2¹ = 3420101 is a prime.

It is a Duffinian number.

3420103 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420101) 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, 778 + ... + 2728.

It is an arithmetic number, because the mean of its divisors is an integer number (855952).

Almost surely, 2^3420103 is an apocalyptic number.

3420103 is a deficient number, since it is larger than the sum of its proper divisors (3705).

3420103 is a wasteful number, since it uses less digits than its factorization.

3420103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3704.

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

The square root of 3420103 is about 1849.3520486916. The cubic root of 3420103 is about 150.6652379543.

Adding to 3420103 its reverse (3010243), we get a palindrome (6430346).

The spelling of 3420103 in words is "three million, four hundred twenty thousand, one hundred three".