2103525123 has 16 divisors (see below), whose sum is σ = 3223284480. Its totient is φ = 1195297056.

The previous prime is 2103525097. The next prime is 2103525139. The reversal of 2103525123 is 3215253012.

It is a happy number.

It is not a de Polignac number, because 2103525123 - 2¹⁶ = 2103459587 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2103525093 and 2103525102.

It is not an unprimeable number, because it can be changed into a prime (2103525173) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 276040 + ... + 283557.

It is an arithmetic number, because the mean of its divisors is an integer number (201455280).

Almost surely, 2^2103525123 is an apocalyptic number.

2103525123 is a deficient number, since it is larger than the sum of its proper divisors (1119759357).

2103525123 is a wasteful number, since it uses less digits than its factorization.

2103525123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559786.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 2103525123 is about 45864.2030673160. The cubic root of 2103525123 is about 1281.2953039606.

Adding to 2103525123 its reverse (3215253012), we get a palindrome (5318778135).

The spelling of 2103525123 in words is "two billion, one hundred three million, five hundred twenty-five thousand, one hundred twenty-three".