25275000503 has 2 divisors, whose sum is σ = 25275000504. Its totient is φ = 25275000502.

The previous prime is 25275000493. The next prime is 25275000601. The reversal of 25275000503 is 30500057252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25275000503 - 2¹⁰ = 25274999479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25275000103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12637500251 + 12637500252.

It is an arithmetic number, because the mean of its divisors is an integer number (12637500252).

Almost surely, 2^25275000503 is an apocalyptic number.

25275000503 is a deficient number, since it is larger than the sum of its proper divisors (1).

25275000503 is an equidigital number, since it uses as much as digits as its factorization.

25275000503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10500, while the sum is 29.

Adding to 25275000503 its reverse (30500057252), we get a palindrome (55775057755).

The spelling of 25275000503 in words is "twenty-five billion, two hundred seventy-five million, five hundred three", and thus it is an aban number.