2103010445 has 4 divisors (see below), whose sum is σ = 2523612540. Its totient is φ = 1682408352.

The previous prime is 2103010423. The next prime is 2103010453. The reversal of 2103010445 is 5440103012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1669621321 + 433389124 = 40861^2 + 20818^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103010445 - 2¹² = 2103006349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210301040 + ... + 210301049.

It is an arithmetic number, because the mean of its divisors is an integer number (630903135).

Almost surely, 2^2103010445 is an apocalyptic number.

It is an amenable number.

2103010445 is a deficient number, since it is larger than the sum of its proper divisors (420602095).

2103010445 is an equidigital number, since it uses as much as digits as its factorization.

2103010445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420602094.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2103010445 is about 45858.5918340282. The cubic root of 2103010445 is about 1281.1907955352.

Adding to 2103010445 its reverse (5440103012), we get a palindrome (7543113457).

The spelling of 2103010445 in words is "two billion, one hundred three million, ten thousand, four hundred forty-five".