2103412 has 12 divisors (see below), whose sum is σ = 3799936.
Its totient is φ = 1017720.
The previous prime is 2103407. The next prime is 2103449. The reversal of 2103412 is 2143012.
Adding to 2103412 its reverse (2143012), we get a palindrome (4246424).
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 2103392 and 2103401.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8358 + ... + 8605.
22103412 is an apocalyptic number.
It is an amenable number.
2103412 is a deficient number, since it is larger than the sum of its proper divisors (1696524).
2103412 is a wasteful number, since it uses less digits than its factorization.
2103412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16998 (or 16996 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 2103412 is about 1450.3144486628.
The cubic root of 2103412 is about 128.1272335125.
The spelling of 2103412 in words is "two million, one hundred three thousand, four hundred twelve".