25323563 has 2 divisors, whose sum is σ = 25323564. Its totient is φ = 25323562.

The previous prime is 25323539. The next prime is 25323569. The reversal of 25323563 is 36532352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25323563 - 2⁸ = 25323307 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25323569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12661781 + 12661782.

It is an arithmetic number, because the mean of its divisors is an integer number (12661782).

Almost surely, 2^25323563 is an apocalyptic number.

25323563 is a deficient number, since it is larger than the sum of its proper divisors (1).

25323563 is an equidigital number, since it uses as much as digits as its factorization.

25323563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 29.

The square root of 25323563 is about 5032.2522790496. The cubic root of 25323563 is about 293.6578423445.

The spelling of 25323563 in words is "twenty-five million, three hundred twenty-three thousand, five hundred sixty-three".