25525103 has 2 divisors, whose sum is σ = 25525104. Its totient is φ = 25525102.

The previous prime is 25525099. The next prime is 25525127. The reversal of 25525103 is 30152552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25525103 - 2² = 25525099 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25525403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12762551 + 12762552.

It is an arithmetic number, because the mean of its divisors is an integer number (12762552).

Almost surely, 2^25525103 is an apocalyptic number.

25525103 is a deficient number, since it is larger than the sum of its proper divisors (1).

25525103 is an equidigital number, since it uses as much as digits as its factorization.

25525103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 25525103 is about 5052.2374251415. The cubic root of 25525103 is about 294.4348194420.

Adding to 25525103 its reverse (30152552), we get a palindrome (55677655).

It can be divided in two parts, 2552 and 5103, that multiplied together give a triangular number (13022856 = T₅₁₀₃).

The spelling of 25525103 in words is "twenty-five million, five hundred twenty-five thousand, one hundred three".