7103412 has 54 divisors (see below), whose sum is σ = 18820802. Its totient is φ = 2258784.

The previous prime is 7103401. The next prime is 7103417. The reversal of 7103412 is 2143017.

7103412 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6170256 + 933156 = 2484^2 + 966^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7103417) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 18858 + ... + 19230.

Almost surely, 2^7103412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7103412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9410401).

7103412 is an abundant number, since it is smaller than the sum of its proper divisors (11717390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7103412 is a wasteful number, since it uses less digits than its factorization.

7103412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 7103412 is about 2665.2226923843. Note that the first 3 decimals coincide. The cubic root of 7103412 is about 192.2305173982.

Adding to 7103412 its reverse (2143017), we get a palindrome (9246429).

The spelling of 7103412 in words is "seven million, one hundred three thousand, four hundred twelve".