2103237 has 6 divisors (see below), whose sum is σ = 3038022. Its totient is φ = 1402152.

The previous prime is 2103229. The next prime is 2103239. The reversal of 2103237 is 7323012.

It can be written as a sum of positive squares in only one way, i.e., 2090916 + 12321 = 1446^2 + 111^2 .

It is not a de Polignac number, because 2103237 - 2³ = 2103229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103239) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116838 + ... + 116855.

It is an arithmetic number, because the mean of its divisors is an integer number (506337).

2^2103237 is an apocalyptic number.

It is an amenable number.

2103237 is a deficient number, since it is larger than the sum of its proper divisors (934785).

2103237 is a wasteful number, since it uses less digits than its factorization.

2103237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233699 (or 233696 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 2103237 is about 1450.2541156639. The cubic root of 2103237 is about 128.1236800974.

Adding to 2103237 its reverse (7323012), we get a palindrome (9426249).

The spelling of 2103237 in words is "two million, one hundred three thousand, two hundred thirty-seven".