25923089 has 2 divisors, whose sum is σ = 25923090. Its totient is φ = 25923088.

The previous prime is 25923077. The next prime is 25923091. The reversal of 25923089 is 98032952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14137600 + 11785489 = 3760^2 + 3433^2 .

It is a cyclic number.

It is not a de Polignac number, because 25923089 - 2⁸ = 25922833 is a prime.

Together with 25923091, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25923019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12961544 + 12961545.

It is an arithmetic number, because the mean of its divisors is an integer number (12961545).

Almost surely, 2^25923089 is an apocalyptic number.

It is an amenable number.

25923089 is a deficient number, since it is larger than the sum of its proper divisors (1).

25923089 is an equidigital number, since it uses as much as digits as its factorization.

25923089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 25923089 is about 5091.4721839562. The cubic root of 25923089 is about 295.9572048247.

The spelling of 25923089 in words is "twenty-five million, nine hundred twenty-three thousand, eighty-nine".