25760503 has 2 divisors, whose sum is σ = 25760504. Its totient is φ = 25760502.

The previous prime is 25760479. The next prime is 25760519. The reversal of 25760503 is 30506752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25760503 - 2²¹ = 23663351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25760003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12880251 + 12880252.

It is an arithmetic number, because the mean of its divisors is an integer number (12880252).

Almost surely, 2^25760503 is an apocalyptic number.

25760503 is a deficient number, since it is larger than the sum of its proper divisors (1).

25760503 is an equidigital number, since it uses as much as digits as its factorization.

25760503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 25760503 is about 5075.4805683797. The cubic root of 25760503 is about 295.3371726519.

The spelling of 25760503 in words is "twenty-five million, seven hundred sixty thousand, five hundred three".