25036523 has 2 divisors, whose sum is σ = 25036524. Its totient is φ = 25036522.

The previous prime is 25036513. The next prime is 25036577. The reversal of 25036523 is 32563052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25036523 - 2⁸ = 25036267 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 25036492 and 25036501.

It is not a weakly prime, because it can be changed into another prime (25036513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12518261 + 12518262.

It is an arithmetic number, because the mean of its divisors is an integer number (12518262).

Almost surely, 2^25036523 is an apocalyptic number.

25036523 is a deficient number, since it is larger than the sum of its proper divisors (1).

25036523 is an equidigital number, since it uses as much as digits as its factorization.

25036523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 25036523 is about 5003.6509670440. The cubic root of 25036523 is about 292.5440964029.

Adding to 25036523 its reverse (32563052), we get a palindrome (57599575).

The spelling of 25036523 in words is "twenty-five million, thirty-six thousand, five hundred twenty-three".